Best Portable Inverter Generators 2021 [Ultimate Reviews & Buying Guide]

Best Portable Inverter Generator

Inverter generators are a great way to complement your electricity need inside the house. The good news is, with the best portable inverter generators available, now it’s possible to take one to your camping and make it more eventful. Having said that, it’s a bit tricky to aim for the best products when the market is full of ordinary options and false claims.

To ease your dilemma, we’ve rounded up the best inverter generators into 5 different categories. After spending hours in research, and considering performance, runtime, portability, and ease, we’ve compiled our top product list which we’re about to review today.

Besides, you can scroll down to our in-depth buying guide and related FAQs for more information. With that being said, let’s begin our portable inverter generator reviews.

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Inverter Generator Comparison Chart

Small Inverter Generator (Super Portable)

Rockpals 250-Watt Portable Generator
Rockpals 250-Watt Portable Generator
  • Long-lasting battery
  • 3-way charging options
  • Pure sine wave delivery
Jackery Portable Power Station Explorer 240
Jackery Portable Power Station Explorer 240
  • 4-way convenient charging
  • 4 device simultaneous operation
  • High dense Li-Ion battery
FlashFish 200W Portable Power Station
FlashFish 200W Portable Power Station
  • No gas or fumes
  • Suitable for CPAP
  • No memory-effect on battery
“This table contains affiliate links and as an Amazon Associate we earn from qualifying purchases.”

2000 Watt Inverter Generator

Westinghouse iGen2200
Westinghouse iGen2200
  • Extended Runtime
  • Super quiet
  • Parallel connection
WEN 56200i 2000-Watt
WEN 56200i 2000-Watt
  • Continues operation
  • Versatile output panel
  • Separate mode selection
Honda EU2200i
Honda EU2200i
  • Low engine vibration
  • Proper ventilation
  • Effective sound muffling design
A-iPower SUA2000iV
A-iPower SUA2000iV
  • Perfect for tailgating
  • Lightweight for carrying
  • USB port for smaller devices
Briggs & Stratton P2200 Power Smart
Briggs & Stratton P2200 Power Smart
  • High running watt
  • Convenient handles
  • Tandem operation
“This table contains affiliate links and as an Amazon Associate we earn from qualifying purchases.”

3500 Watt Inverter Generator

Generac 7127 iQ3500
Generac 7127 iQ3500
  • Easy to start and fuel refill
  • Suitable for open-air festivals
  • Ideal for sensitive equipment
Champion 3400-Watt Dual Fuel
Champion 3400-Watt Dual Fuel
  • Low oil sensor
  • DC circuit breaker
  • Comes with wheels
“This table contains affiliate links and as an Amazon Associate we earn from qualifying purchases.”

4000 Watt Inverter Generator

Durostar DS4000S
Durostar DS4000S
  • Large engine
  • Air cooling system
  • Bigger fuel tank
DuroMax XP4850EH
DuroMax XP4850EH
  • Hybrid engine with dual fuel option
  • Large fuel tank
  • Electric start
Westinghouse iGen4500
Westinghouse iGen4500
  • LED status display
  • Telescopic handle
  • Acceptable THD
“This table contains affiliate links and as an Amazon Associate we earn from qualifying purchases.”

Large Inverter Generator

Durostar DS4000S
Durostar DS4000S
  • Large engine
  • Air cooling system
  • Bigger fuel tank
DuroMax XP4850EH
DuroMax XP4850EH
  • Hybrid engine with dual fuel option
  • Large fuel tank
  • Electric start
Westinghouse iGen4500
Westinghouse iGen4500
  • LED status display
  • Telescopic handle
  • Acceptable THD
“This table contains affiliate links and as an Amazon Associate we earn from qualifying purchases.”

Reviews Of The Best Inverter Generator

Generally, an Inverter generator costs big money, and it would be in your best interest to choose the appropriate product available. For that reason, we have accumulated 15 of our best pick and divided into 5 categories based on available power and functions. So when you are deciding, there will be no shortage of options.

Best Small Inverter Generators

We’ll start our review with small inverter generators. These are highly portable and smaller in size. The best use for this particular type of generator is in home, office, RV, and campsite. You can easily run TV, portable fridges, handheld devices, laptops, consoles, etc.

1. Rockpals 250-Watt Portable Generator

Rockpals 250-Watt Portable Generator
  • Rated Output: 250 Watts
  • Max. Output: 300 Watts
  • Voltage: 230 Volts
  • Run Time: 5-6 hours
  • Color: Black & orange
  • Dimensions: 8.86 x 3.94 x 6.3 inches
  • Weight: 2.7 Kg

Rockpals 250-Watt Portable Generator is a capable power solution with a maximum 250-watt continuous delivery. It can also reach a 300-watt peak surge output to start some of your power-sensitive devices like the electric kettle and small heater.

This particular Rockpals power solution uses a lithium-polymer battery pack that packs a punch in a small form factor. It has 2 standard USB ports along with 4 12v DC port for various RV appliances. The package also includes 2 230-volt wall plug to run tv, laptops up to 300-watt capacity.

The effective runtime of Rockpals portable power station is around 4 hours. It varies depending on the wattage rating on the devices. For example, a 40-watt rated device can run 5 – 5.5 hours on this 240wh battery pack.

Weighing only 5.5lb. Rockpals portable generator is very lightweight. If you consider the total output, it’s a relatively power-dense backup device from other power packs for your camping trip or general use in house and office.

Easily charge with a wall adapter in 8 hours, along with the option to charge with a car battery and a 60 – 100w solar panel. Though you have to buy the solar unit separately.

Pros

  • A large collection of AC/DC output
  • Long-lasting battery
  • 3-way charging options
  • Short circuit and overcharge protection
  • Pure sine wave delivery
  • Built-in temperature control
  • One hand carry with durable handle

Cons

  • Lacks dedicated safety fuse

Verdict: This is the best portable power station at your fingertips with lots of beneficial features.

2. Jackery Portable Power Station Explorer 240

Jackery Portable Power Station Explorer 240
  • Rated Output: 200 Watts
  • Max. Output: 400 Watts
  • Voltage: 110 Volts
  • Run Time: 5-6 hours
  • Color: Gray & Orange
  • Dimensions: 5.19 x 9.05 x 7.67 inches
  • Weight: 3 Kg

Speaking of green energy, the Jackery power station is a Silicon Valley initiative started in 2015. Their top-notch expertise in technology and extensive R&D help make the best user-friendly solar generator for off-grid use.

From a design perspective, the Jackery Portable Power Station Explorer 240 wins the ultra-portable power solution for any traveler. The 5.09-inch width, 9.05-inch length, and 7.67-inch height make it convenient to store in a car, RV, home, and office.

The total power rating of the Jackery solar generator is about 200-watt that includes 28 lithium-ion cells. With 400-watt surge power at 110V, you won’t have any issue running an electric mug, small blender, and hairdryer alike.

You can easily run a TV for 3 hours, charge a phone more than 20 times and charge a laptop 3-4 times with this 67000mah battery pack. For charging the pack, it only takes 5 hours to fully charge with a 60-watt solar panel. You can collect Jackery SolarSaga 60W solar panels from here.

Pros

  • 4-way convenient charging
  • Suitable for small appliances
  • Up to 4 device simultaneous operation
  • Digital readout display
  • High dense Li-Ion battery pack
  • Easy to carry with a solid handle
  • Ultra-compact design
  • Zero noise
  • No harmful emission

Cons

  • Doesn’t have TSA certification

Verdict: It’s a great power solution with a convenient 4-way charging. On top of that, simultaneous charging and compact design make it the best portable generator for outdoor use.

3. Flashfish Portable Power Station 200w

Flashfish Portable Power Station 200w
  • Rated Output: 200 Watts
  • Max. Output: 250 Watts
  • Voltage: 110 Volts
  • Run Time: 5-6 hours
  • Color: Black & Orange
  • Dimensions: 8.2×4.3×6.2 inches
  • Weight: 2.55 Kg

If you are looking for an affordable and lightweight battery pack, Flashfish portable power station 200w could be an ideal selection. Another reason we have include Flashfish portable power station 200w review in the post for its backpacking capability.

Since Flashfish portable power station has a great battery management system, it only takes between 7-12 hours of charging time. You get the car charger and wall charger inside the package but the solar charger comes separately.

This 5.6lb battery pack is fairly lighter than other power solutions on the market. Even so, the 151Wh continuous power will meet your outdoor demand with 2 DC, 3 USB, and 2 AC ports.

It has also a fair amount of running time, about 5-6 hours. For handheld devices, you may get more runtime as they tend to consume much less power.

You won’t have to run this best portable inverter generator based on guesswork, just as it comes with a multifunctional LCD. Its ultra-bright screen lets you spectacle the remaining wattage, charge, discharge, AC/DC output status, etc., in detail, even in dark camping locations.

There is no complex recoil mechanism to turn on the generator. Just a single on/off button that gets you power access through all the output ports accordingly. We found no control issue from our initial Flashfish portable power station review.

Pros

  • No gas or fumes
  • Suitable for CPAP
  • No memory-effect on battery
  • Convenient solar charging option
  • LCD screen to show operation status
  • Multi-protection for circuits and battery
  • Considerable AC, DC, USB output ports
  • Easily fits in a backpack
  • Soft grip handle

Cons

  • No simultaneous charging and discharging

Verdict: If you are looking for an affordable and environment-friendly power solution, Flashfish is the best cheap inverter generator you can get.

Best 2000 Watt Inverter Generators

2000 watt generators are more powerful than solar generators. It’s perfect for use in RV, camping trips as well as in house during a power outage. In general, a 2000-3500 watt inverter generator can run one heavy appliance or several depending on the load.

4. Westinghouse iGen2200 Super Quiet Portable Inverter Generator

Westinghouse iGen2200 Super Quiet Portable Inverter Generator
  • Rated Output: 1800 Watts
  • Max. Output: 2200 Watts
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke OHV
  • Engine Displacement: 80cc
  • Run Time: 12 hours at 25% load
  • Tank Volume: 1.2 Gallons
  • Dimensions: 19.8 x 11.4 x 17.9 inches
  • Weight: 46 Pounds

Next, we have Westinghouse iGen2200 Super Quiet Portable Inverter Generator. As the name suggests, it is indeed a super quiet Inverter generator for portable use. For people who want a decent power to run only essentials, the Westinghouse iGen2200 is a good starting point.

1800 watts is the official rating for this generator, which again can go up to 2200 watts at peak demand. So no worry there if you have equipment that pulls a lot while starting.

Unlike the above battery power solution, the Westinghouse inverter generator runs on fuel to make 120v of electricity at 20 amps. 1.2 gallons of the fuel tank can support up to 12 hours of continuous run time.

One great feature of the Westinghouse 2200 watt inverter generator is it can generate power with less than 3% THD. You can run your sensitive electronics such as TVs, laptops, tablets, phones, or minor electronic devices safely without any worry.

It also allows you parallel connectivity with another unit by using a cord. Therefore, you can easily increase the wattage and amps in the time of need by simply adding another Westinghouse generator in parallel.

The unit is already in a small contraption weighing only 46 pounds. On top of that, you get a handle for easy carrying. So it won’t be an issue to move around with it in the future.

Pros

  • Extended Runtime
  • Minimal noise
  • Parallel connection
  • Fuel efficient
  • Easy fuel drain access
  • Convenient spark plug change
  • Dedicated circuit breaker
  • Multi-function indicator lights

Cons

  • No DC or USB port

Verdict: Relatively small and high fuel efficiency bring about this as the best inverter generator for RV.

5. WEN 56200i Super Quiet 2000-Watt Portable Inverter Generator

WEN 56200i Super Quiet 2000-Watt Portable Inverter Generator

Rated Output: 1600 Watts
Max. Output: 2000 Watts
Voltage: 120 Volts
Engine Type: 4 Stroke
Engine Displacement: 79.7cc
Run Time: 9.4 hours at quarter-load
Tank Volume: 1 Gallon
Dimensions: 18 x 11 x 18 inches
Weight: 48 Pounds

This is another WEN 2000w inverter generator but with more features that will surely increase the off-grid experience with ease. It can run TV, computers, laptops as well as small devices like smartphones and tablets safely.

The dimension of the unit is only 18 by 18 inches and weighs around 48 pounds. Which indicates it’s a fairly manageable weight to move with comfort. And like any other WEN inverter generator, it comes with a sturdy handle.

Whether you are trying to run home appliances during power outages or power camping equipment, WEN 56200i got you all covered. The WEN 56200i generator features a 1600 watt continuous supply and 2000 watt surge capacity for all your need.

Besides the AC device running ability, this 2000 watt inverter generator has dedicated ports for 12v DC and 5v USB devices. It is also safe for sensitive electronics as it maintains below 1.2% distortion rate at the full-load condition.

No need to worry about engine noise as WEN 56200i is a Super Quiet 2000-Watt Portable Inverter Generator. It will hardly bother you or your neighbor with loud noises.

As usual, WEN generators have longer runtime with great fuel efficiency. With only 1 gallon of fuel, you can run this generator up to 9.4 hours at eco mode.

Pros

  • Durable build
  • Clean sine wave delivery
  • Dedicated ground plug
  • Highly efficient engine
  • EPA III and CARB certified
  • Continues operation
  • Versatile output panel
  • Separate mode selection

Cons

  • No digital readout

Verdict: Looking for the best inverter generator for home use, this can’t get any quieter as long as you maintain the eco mode.

6. Honda EU2200i 2200-Watt Portable Inverter Generator

Honda EU2200i 2200-Watt Portable Inverter Generator
  • Rated Output: 1800 Watts
  • Max. Output: 2200 Watts
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke
  • Engine Displacement: 121 cc
  • Run Time: 3.2 – 8.1 hours
  • Tank Volume: .95 Gallons
  • Dimensions: 20 x 11.4 x 16.7 inches
  • Weight: 40 Pounds

The Honda EU2200i 2200-watt portable inverter generator keeps its name with greater engine efficiency and power delivery. Considering the performance, there are very few inverter generators that can compete with Honda EU2200i.

Honda generators are typically known for their efficient engine. Even though the Honda EU2200i generator unit has 0.95 gallons of a fuel tank, it has a runtime of over 8 hours at half load.

On the plus side, the Honda inverter generator delivers stable electricity through their inverter technology, and it’s a quiet one too. So you won’t hear any complaining from your neighbors.

With the pull of a lever, you will have 1800 watts of power ready to serve your need. Subsequently, Honda 2200 generator also fits for 2200 watt max surge power.

Due to a small fuel tank in this Honda 2200 watt generator, the manufacturer manages to keep the weight down to only 40 pounds. Like other Honda portable generators, you will also be able to connect another Honda generator run in parallel. That’s a way to access double wattage and amps.

Pros

  • Low engine vibration
  • Proper ventilation
  • Effective sound muffling design
  • Convenient Parallel outlet
  • High inversion rate
  • A separate LED status signal
  • Superior engine quality
  • Easy circuit protection

Cons

  • No fuel gauge indication

Verdict: With a long-lasting, durable engine and power delivery, Honda EU2200i is the best inverter generator for the money.

7. A-iPower SUA2000iV 2000 Watt Portable Inverter Generator

A-iPower SUA2000iV 2000 Watt Portable Inverter Generator
  • Rated Output: 1600 Watts
  • Max. Output: 2000 Watts
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke
  • Engine Displacement: 79 cc
  • Run Time: 4 hours at 100% load
  • Tank Volume: 1.1 Gallons
  • Dimensions: 21 x 12 x 19 inches
  • Weight: 46 Pounds

A-iPower SUA2000iV is another 2000 watt best inverter generator for camping. No matter what your camping plan is, your A-iPower Generator 2000 has the latest technology and performance factor that you need for the task.

Weighing only 46 pounds, it is still a portable option to carry to the Jobsite or campground. The ergonomic handle also helps to pick up with just one hand.

A-iPower inverter generator is also great at minimizing noise and keep the peace in the neighborhood. According to real user A-iPower SUA2000iV review, it only climbs to 58 decibels under full load.

Another reason we put the A-iPower 2000 watt generator review in our list is because of the extended runtime. With the only half load on the generator, you can enjoy over 7 hours of power backup without any interruption.

It features 1600 watt continuous delivery along with 2000 watt starting power. If you think that this much power is less than the required power to operate one of your power-dense gadgets, you will find a built-in parallel kit with cables in the A-iPower generator to double your wattage.

In spite of increasing wattage, you can save a significant amount of fuel cost because of its Low IDLE Mode. It automatically lowers fuel consumption by adjusting engine speed depending on electrical demand. Plus, a wide range of port selections with various safety measures A-iPower 2000 watt generator will make your outdoor experience more pleasant.

If you do not have a gas supply, you can use A-iPower SUA2000iD. As it supports dual fuel, you can use gas or propane, depending on availability.

Pros

  • Perfect for tailgating
  • Low fuel idle mode
  • Lightweight for carrying
  • USB port for smaller devices
  • No loud noise emission
  • Relatively Long Runtime
  • Reasonable surge power reach
  • Has proper ventilation

Cons

  • Ground wire not included in the package

Verdict: If you want the single best inverter generator for your camping trip, we think you should go for A-iPower SUA2000iV.

8. Briggs & Stratton P2200 PowerSmart Inverter Generator

Briggs & Stratton P2200 PowerSmart Inverter Generator
  • Rated Output: 1700 Watts
  • Max. Output: 2200 Watts
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke, OHV
  • Engine Displacement: 111 cc
  • Run Time: 8 hours at quarter-load
  • Tank Volume: 1 Gallon
  • Dimensions: 22.4 x 14.4 x 19.9 inches
  • Weight: 55 Pounds

Briggs & Stratton generators are highly popular among US consumers. All these reputations came from their reliable low noise technology together with parallel capability. So home use or picnic, you sure can count on Briggs & Stratton P2200 Powersmart.

It’s no surprise that Briggs and Stratton P2200 has a higher output wattage. That’s mainly because of the 111 cc OHV powerful engine. The OHV engine puts up almost 2200 watts of starting power.

Another key feature of Briggs and Stratton P2200 is its 1-gallon fuel tank. It’s relatively low, but from an efficient engine point of view, it can run over 8 hours under 25% load.

Briggs Stratton generator got all the necessary AC/DC along with USB ports to run almost all devices. Whether you have TV or laptops, you should not have an issue running them for quite a while.

Since Briggs and Stratton generator makes use of OHV engine, it only gives off around 3 percent harmonic distortion that could your devices.

Pros

  • Powerful engine
  • Super low noise
  • No risk of distortion
  • High running watt
  • Fuel efficient inverter technology
  • Ideal for home and outdoor use
  • Convenient handles
  • Tandem operation

Cons

  • Lengthy support service

Verdict: Considering the features, Briggs & Stratton 30651 P2200 could be your next best inverter generator for home backup.

Best 3500 Watt Inverter Generators

If you’re looking for a little more power than the 2000-watt generator but not a substantial one, the 3500-watt inverter generators come in handy. These generators are excellent at powering up small homes or lightening up the tailgate parties. You may also use 3500-watt generators at outdoor or off-grid work stations and on camping trips.

9. Generac 7127 iQ3500-3500 Watt Portable Inverter Generator

Generac 7127 iQ3500-3500 Watt Portable Inverter Generator
  • Rated Output: 3000 Watts
  • Max. Output: 3500 Watts
  • Voltage: 120 Volts
  • Engine Type: OHV
  • Engine Displacement: 212 cc
  • Run Time: 8.9 hours at 50% and 14.1 at 25% load
  • Tank Volume: 2.6 Gallons
  • Dimensions: 23.7 x 18 x 21.7 inches
  • Weight: 109.1 Pounds

Generac 7127 iQ3500-3500 Watt Portable Inverter Generator is another easy to carry inverter generator that will brighten your house and camping fun while you’ll get 40% quieter sound than Honda EU3000is.

Advanced inverter technology and made from durable plastic materials with special sound-reducing side panels resulting in quiet operating noise close to 47 dB(A). As you add more distance between the Generac generator and the audience, it will feel a lot less.

Generac 7127 iQ3500 is not only designed for a quieter experience, but it is also capable of giving you 16% more power than Honda. It can deliver 50% more starting wattage resulting from its advanced POWER RUSH technology.

If you have Generac iQ3500 with you, you no more need to burn your muscle power by pulling all the rope to start the bad boy. It comes with an electric start with a simple to use Power Dial that has three-mode – on, off, and choke for convenience.

To keep you energized for a long time, it comes with a big 2.6-gallon fuel tank that allows the Generac portable generator to run over 9 hours at 50% load. Besides at full load, you will also get excellent efficiency regardless.

Out of the box, the Generac 7127 iQ3500 3500 is parallel ready if you want to run power-hungry appliances in the house or tools in your shop. Just connect two generators with Generac iQ3500 parallel kit, and there you have it.

In general, the Generac iQ3500 inverter generator supplies clean electricity under its TRUE POWER technology and protects against harmful surge activity. The best of Generac iQ3500 review is it’s got built-in various safety mechanism to protect your tools.

Pros

  • Clean electricity
  • Efficient Economy mode
  • Easy fuel refill
  • Suitable for open-air festivals
  • Ideal for sensitive equipment
  • Relatively low noise
  • Simple startup procedure
  • Various status indication

Cons

  • No parallel kit in the package

Verdict: Full of features that directly compliments the performance and efficiency of the generator. On top of that, the user-friendliness and portability make it easier and the best rated portable inverter generator in the market.

10. Champion 3400 Watt RV-Ready Dual Fuel Portable Inverter Generator

Champion 3400 Watt RV-Ready Dual Fuel Portable Inverter Generator
  • Dual Fuel – Gasoline and Propane
  • 3400 starting watts and 3100 running watts (Gas)
  • 3060 starting watts and 2790 running watts (LPG)
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke
  • Engine Displacement: 192 cc (Gasoline)
  • Run Time: 7.5-14.5 hours
  • Tank Volume: 1.6 Gallons (Gasoline)
  • Dimensions: 25.1 x 17.3 x 18.3 inches
  • Weight: 95.7 Pounds

First of all, there are only a few generators that support dual fuel option. Fortunately, the Champion 3400-watt inverter generator is one of them. On top of that, it’s quiet, portable, and powerful at the same time.

It’s got a 3100-watt stable power supply along with a 3400-watt surge option. Even with the running wattage, you can run most home and office appliances. For RV and camping trips, the Champion 3400 watt generator would be a beast of a power solution.

Even with the powerful engine, this Champion generator makes very little noise, about 59 dBA. From 23 feet distance, it won’t be as distracting for your neighbor.

Most dual fuel generators are heavy and bulky. For Champion dual fuel generator they have managed to shrink to a manageable size, but the weight is still on the heavy side. That’s why they have also included the airless wheels for easy maneuvering.

The champion generator has the option to run on either gas or fuel. What a huge help if you face supply issues in the future. The average runtime at quarter load is 7.5 hours on fuel and 14.5 hours at propane.

Pros

  • Powerful engine
  • Massive energy output
  • Quick electric start
  • Dual fuel option
  • Included ignition battery
  • Low oil sensor
  • DC circuit breaker
  • Comes with wheels

Cons

  • A bit heavy

Verdict: This beast of a machine can run almost anything from office equipment to home appliances. You could say it’s the best 3500-watt inverter generator that runs on both propane and fuel.

Best 4000 Watt Inverter Generator

4000-watt range usually occupies the Best inverter generator category with heavy usage. They are powerful and capable enough to run heavy appliances and power-hungry tools. With this kind of power, you hardly have to compromise anything.

11. DuroStar DS4000S Portable Generator – RV Camping Standby

DuroStar DS4000S Portable Generator - RV Camping Standby
  • Rated Output: 3300 Watts
  • Max. Output: 4000 Watts
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke OHV engine
  • Engine Displacement: 208 cc
  • Run Time: 12 hours
  • Tank Volume: 3.96 Gallons
  • Dimensions: 24 x 17 x 17 inches
  • Weight: 94 Pounds

Introducing the most powerful dual gas Durostar 4000 watt generator. It’s not only powerful for any application, but the large engine also makes it heavy too. If your portable inverter generator not cutting your need, try Durostar DS4000S for change.

The inverter generator features a huge 208 cc engine displacement that runs off a 3.96-gallon fuel tank. It’s a large engine with a bigger fuel tank, so you don’t get dry too easily during operation.

Since the generator runs a 7 HP engine, producing 3300-watt power isn’t something hard to do for the machine. Reaching 4000 watts for surge demand is also a breeze for this beast of a machine.

It’s got 2 120v standard outlets for home appliances and 1 240v twist outlet for sensitive equipment. Through these ports, you can run machines up to 12 hours straight.

From the open frame build structure, you can understand that it will be a heavy one. That’s why the manufacturer also included the Durostar DS4000S wheel kit for easy maneuvering on the surface.

Pros

  • Large engine
  • Air cooling system
  • Bigger fuel tank
  • Analog voltmeter
  • Twist lock outlet
  • Dual fuel option
  • Many safety measures
  • Longer runtime

Cons

  • No gas regulator

Verdict: Undoubtedly, this Durostar generator is more than capable of running multiple devices simultaneously. If you have the budget and need, this will be the best inverter generator for your particular task.

12. DuroMax XP4850EH Dual Fuel Portable Generator

  • Rated Output: 3850 Watts
  • Max. Output: 4850 Watts
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke
  • Tank Volume: 3.96 Gallons
  • Dimensions: 24 x 17 x 17 inches
  • Weight: 130 Pounds

Need more power? Remember the name DuroMax XP4850EH generator for high power and reliable inverter system. Along with the electric start system, there are more valuable features to increase the worth of your purchase.

With a 17 by 17-inch dimension, this Duromax generator ready to produce 4850-watt power for any need. Whether it’s a home air conditioner or RV fridge, it can serve both regardless. Since the generator offers more than 4000 watts, it shouldn’t be a problem.

In times of distress, finding proper fuel can be challenging. That’s why the Duromax dual fuel option comes real handy to keep running your lights in the house. Even if you face a fuel crisis, you will have an alternate gas option to run your appliances.

On the subject of portability, it is a bit heavy machinery to handle by just one man. But it gets easier with the large wheels that help you move the unit effortlessly.

Pros

  • Reliable high energy production
  • Hybrid engine with dual fuel option
  • Large fuel tank
  • Easy to use a control set
  • Electric start
  • Durable engine
  • Suitable for heavy load
  • Comes with tools and accessories

Cons

  • Quite heavy

Verdict: Duromax dual fuel generator costs a lot and at the same time you get the best 4000 watt inverter generator your money can buy.

13. Westinghouse iGen4500 Super Quiet Portable Inverter Generator

Westinghouse iGen4500 Super Quiet Portable Inverter Generator
  • Rated Output: 3700Watts
  • Max. Output: 4500 Watts
  • Voltage: 120 Volts
  • Engine Type: 4 Stroke OHV
  • Engine Displacement: 224 cc
  • Run Time: 18 hours at 25% load
  • Tank Volume: 3.4 Gallons
  • Dimensions: 24.5 x 17.5 x 20 inches
  • Weight: 98 Pounds

The Westinghouse iGen4500 is similar to Duromax that we have reviewed earlier. The iGen4500 possesses the same reliable features high power, remote start, super low noise, and so much more that will serve you in a real-life situation without fail.

Initially, the Westinghouse iGen4500 starts with 4500-watt energy and continues to run smoothly at 3700 watts. This makes a huge difference when you try to run heavy load equipment like sanders or appliances like ovens.

This Westinghouse super quiet generator features a 3.4-gallon massive fuel tank and is able to constantly run for over 18 hours. Of course, that number will vary depending on your actual load. If it’s lower, you will get a much higher run time.

Notwithstanding of longer run time, it’ll give you 30 to 50 percent higher fuel efficiency than any traditional engine because of its variable speed.

Despite the engine power, the generator from Westinghouse is a super quiet generator among the available on the market. It is because it comes up with a double-insulated acoustic enclosure, asymmetrical cooling fans, and low tone mufflers together make it’s the quietest generator producing only 52-decibel noise.

For convenience, the Westinghouse iGen 4500 comes with a real-time LED. It shows almost all the important status of reading to know what’s happening inside. You can take necessary action, which will eventually increase the lifespan of your Westinghouse generator 4500.

The most remarkable benefit of Westinghouse inverter generator 4500 is it RV Ready. It has a TT-30R outlet with which you can light up your campgrounds, tailgates, or other outdoor festivities just merely.

Pros

  • Super quiet
  • Fuel-Efficient
  • Electric start
  • LED status display
  • Telescopic handle
  • Acceptable THD
  • High output Amps
  • Double-insulated acoustic cover
  • Asymmetrical cooling fans

Cons

  • Heavy unit

Verdict: If you are a person not looking for any compromise on the field, the Westinghouse iGen4500 inverter generator is the right option for you.

Best Large Inverter Generator

Our last category tries to emphasize the biggest and largest inverter generator on the market. These are highly expensive and full of features that no other generator can offer. If money is not an issue by all means go for it.

14. Duromax XP10000EH 10000 Watt Hybrid Portable Generator

Duromax XP10000EH 10000 Watt Hybrid Portable Generator
  • Rated Output: 8000/7600 Watts
  • Max. Output: 10000/9500 Watts
  • Voltage: 120V /240VAC 12DC
  • Engine Type: 4 Stroke
  • Engine Displacement: 440 cc
  • Run Time: 10.4 hrs. (Gas) & 8.6 hrs. (Propane) at 50% load
  • Tank Volume: 8.3 Gallons
  • Dimensions: 29 x 30 x 26 inches
  • Weight: 220 Pounds

First of all, the Duromax XP10000EH generator is a beast that rocking a massive engine to produce all that electricity. Apart from the open frame construction, it also comes with a dual fuel option so you don’t fall short in action.

The heart of Duromax XP10000EH is a 440cc OHV engine that spits out 10000-watt peak energy. If a 10000-watt generator can’t run your applications, not sure any other generator can.

Under half-load, this steel frame massive generator runs for over 10 hours. That’s impressive if you consider the 8.3-gallon fuel tank. Besides that, if you add a 40-pound propane tank, that would also run the generator for over 8 hours.

It’s got 2 standard outlets, 2 twist outlets, and 1 heavy-duty outlet for all your tools and appliances. And the good thing is amperage can go higher as 50 with all necessary safety breakers and fuses.

Pros

  • Bigger engine
  • Large wattage coverage
  • Suitable for high ampere power tools
  • EPA and CARB approved
  • Flexible fuel option
  • Simultaneous use
  • Dedicated 120 and 240 volts outlet
  • All copper winding
  • Comes with Manual and maintenance kit

Cons

  • Susceptible to water damage

Verdict: The Westinghouse WGEN9500DF dual fuel portable generator is a perfect example of what today’s inverter generator can do in terms of power and fuel efficiency. If you need the absolute best, the Westinghouse 9500 won’t disappoint you.

15. Westinghouse WGen9500DF Dual Fuel Portable Generator

Westinghouse WGen9500DF Dual Fuel Portable Generator
  • Rated Output: 9500/8500 Watts
  • Max. Output: 12500/11200 Watts
  • Voltage: 120/240 Volts
  • Engine Type: 4 Stroke OHV
  • Engine Displacement: 457 cc
  • Run Time: 12 hours at 50% load
  • Tank Volume: 6.6 Gallons
  • Dimensions: 27.2 x 26.1 x 26.5 inches
  • Weight: 220 Pounds

Our last product on the list is another open frame dual fuel generator with an enormous wattage range. Given the expensive nature of the Westinghouse WGen9500DF, the best use for this is running high amperage equipment.

Along with the traditional recoil start, you will also see it got a remote electric start with the key fob. This is particularly helpful to start the ignition of the Westinghouse 9500 generator even from a distance of 260ft away.

Westinghouse dual fuel generator offers a wide range of receptacle lets you plug in up to 50 Amp tools and devices. Plus, the state of the art inversion system provides a clean and stable connection that won’t hurt the tools.

Since the Westinghouse inverter generator runs a highly efficient engine, the 6.6-gallon tank allows for 17.5 hours of run time at quarter load. The manufacturer of the Westinghouse generator added two rugged never-flat wheels at the bottom so you can move the unit from place to place conveniently.

Pros

  • Long stable runtime
  • Features electric and recoil start
  • Variety of receptacle for use
  • Durable steel frame build
  • Digital hour meter
  • Low oil shutdown
  • Nationwide customer service
  • Pretested and certified

Cons

  • A bit noisy
  • Heavy for one manhandling

Verdict: The Westinghouse WGEN9500DF dual fuel portable generator is a perfect example of what today’s inverter generator can do in terms of power and fuel efficiency. If you need the absolute best, the Westinghouse 9500 won’t disappoint you.

Portable Inverter Generator: Everything You Need To Know

What Is An Inverter Generator?

Inverter generators are identical to traditional generators. But the distinguishing feature is it has variable wattage delivery. In short, they manage their output according to electrical demand.

That means instead of running consistently at full-power, they will only supply what your connected device needs. To add more context, they can increase the power by accelerating the engine as well as throttle down to lower the power.

For example, let’s say you have a 1000watt inverter generator. As you plug in a 500-watt appliance, the generator will sense the load and deliver 500-watt power only. After you add more devices, it will gradually increase its production to match the load.

On the other hand, a traditional generator produces power at a constant rate. The big disadvantage to this is, even though you have not connected many appliances it will generate the same energy and consume the same amount of fuel.

However, the inverter generator does the opposite. At a lower production, it will consume less fuel. From an efficiency perspective that’s a huge saving on your fuel cost.

Nowadays, you can find the inverter system in many power delivery options, such as portable power stations, RV battery banks, portable battery packs, etc.

Why Is An Inverter Generator Better?

Generators are commonly used in houses, workshops, or even in RVs to tackle a power outage. Before portable inverter generators were available, people mainly relied on the standard model.

Because of technological advancement and high efficiency, inverter generators are more popular than the traditional counterparts nowadays.

Let us explain some of the great reasons why inverter generators are a better option.

Fuel Efficiency

Generator engines usually run on fuel or gas. For a typical generator, the fuel consumption will be constant. In contrast, inverter generators consume a particular amount of fuel to match the demand. This will help you reduce your costs on fuel.

Portability

Compared to traditional models, inverter generators come with a small form factor, are lightweight so that you can carry one around easily.

Environment Friendly

Another remarkable advantage of an inverter generator is they are eco-friendly. Thanks to modern engineering, like portable power sources, they produce less noise and release low carbon dioxide. Because they burn less fuel, they also reduce the risk of contaminating the atmosphere.

Dual Fuel Option

Some inverter generators also have dual fuel options, meaning they will run on fuel as well as gas. Apart from excellent power production properties, natural gases are less harmful to the environment. You won’t get or expect these benefits from standard generators.

Inverter Or Generator: Which Is Best For Home Use?

Without a doubt, the inverter generator is an excellent choice for home use as long as your unit has the capacity. This eco-friendly power source will help you address the occasional power outage issue, also at a low cost and convenient portability.

It is not that the traditional generators have become obsolete. There are a few cases where they’re still relevant in-home use. If your house contains power-hungry appliances that you need to run during an electricity cut-off, traditional generators are usually better.

They are capable of producing immense power burning a high amount of fuel. By doing so, the generators can run high wattage appliances like a water heater, a dishwasher at the same time. That’s one of the reasons standard generators are common in big houses.

Having said that, a lot has changed in inverter technology these days. Now you have high output inverter generators available ranging from 2000w – 4000w. In some cases, the capacity goes much higher to use in an industrial environment. For most home use, 2000w – 4000w is a good wattage number.

You should also keep in mind that high energy inverter generator tends to cost more. So if you have the money to buy the right capacity unit, it would be a perfect purchase. In the future, the number of benefits you will get will offset the cost.

Do I Need An Inverter Generator For My RV?

In RV, power availability is very limited due to a lack of adequate power sources. Even if you have installed solar panels, you may get into a situation where you need a backup source. Here portable inverter generator comes in handy for their cost-effective backup solution.

Most RVs come with a house battery pack that holds the charge for use on a campsite. It’s also common to see solar panels on the roof to charge those house batteries. Considering that you may think about what could go wrong, as you have all the things you need.

In reality, solar isn’t the ultimate solution to your power problem as it struggles to work without the sun. When you are in a remote place and the sun hasn’t shown up for days, you could be in a lot of trouble. You will deplete all the charges and cut short your trip.

That’s no pleasant experience for a travel enthusiast. With a portable inverter generator, you could continue the journey for a few more days. It also allows you to wait for clear weather and go on about your normal routine without cutting your trip short.

So yes, it’s very helpful to have an inverter generator onboard the RV. Furthermore, these generators are lightweight and easy to store in an RV. You will have no problem running it for long hours due to the higher fuel efficiency.

What Are the Uses Of Inverter Generators?

It’s no surprise that inverter generators are becoming popular among the general people. If you can manage to get the best inverter generator for your work, you’ll love the benefits for sure.

Here are some common usage of an inverter generator-

Camping and RVing:

These are fun activities for an individual or a social group. When people do camping in the woods or travel in isolated areas, electricity can be scarce. Inverter generator fulfills those power need in a convenient manner.

You can play music, use lights, charge devices, and even turn on appliances that will enhance the camping experience. The same goes for the RV user considering you got the best inverter generator for the RV. It’s a blessing to have backup power that you can count on in the middle of nowhere.

Home backup:

In this age, a power outage in the city and the countryside is still a thing. Apart from that, any kind of electrical failure and disaster can also hamper your connectivity. Here inverter generator has the perfect edge for being a Home Backup system.

Although to get the full advantage, ensure you have the best inverter generator for home backup. It should cover the minimum wattage requirement and have the necessary features you want. Otherwise, it’s a great power solution.

Woodworking shops:

Woodworking involves various kinds of tools that require stable power. If your temporal woodshop doesn’t have a grid connection, any best 3000 watt inverter generator will do a great job.

Other than that, if you don’t want to burden your home connection load, an inverter generator is an excellent opportunity. It will work as the best portable power station for your woodworking need.

Jobsites:

Individuals running construction companies often need to start working where grid power isn’t available. In this case, if you don’t have a portable generator, it will be hard to finish the job.

Also, making off-grid houses and other similar projects with your inverter generator will come in handy. You can easily back up all those power tools without having to worry about damaging them.

These are some of the usages you can expect from the best small inverter generator. In addition to these, you can use inverter generators for any kind of power need anywhere. Its portability and efficient engine operation are tough to beat by other competition in the market.

How We Choose The Best Inverter Generator (Buying Guide)

Buying an Inverter Generator is not a luxury anymore. The real-life efficiency and all other benefits make it more popular than ever. At the same time, the manufacturer is trying to catch the wave of growing popularity with average products.

This is why you should have an in-depth idea about the features and important properties of the inverter generator. We have curated this comprehensive buying guide so you can buy the best inverter generator for camping, home, or work use.

A note to remember, always looks for a brand with a good reputation and extended warranty offerings. That way even though if you face any issue in the future you will have the manufacturer’s support to count on.

That said here are the important factor you should consider before buying your perfect inverter generator.

Fuel Efficiency And Run-Time

When it comes to run time and efficiency, inverter generators are the king. But it is the engine technology and ability of the overall system that make it more fuel-efficient.

All the best 2000 watt inverter generator has the most fuel efficiency due to its smaller engine size. Other than that, inverter generators are usually up to 40% efficient and can provide around 10 hours of run-time in eco mode.

Portability

Another perk of an inverter generator is a small size construction. Though it may vary based on the capacity, it is a notable difference from a traditional generator. Most of the latest inverter generator can easily fit in a tight workshop and RV space.

On the account of weight, it stays between 22 – 85 lbs. depending on the energy density of the generator. We recommend a smaller size for RV and home use. Plus all the best large inverter generator always comes with wheels for easy navigation.

Noise Levels

To be honest inverter generator does make a sound to the point it won’t bother your neighbor. You can even carry on a conversation beside the majority of inverter generators by turning on economic mode.

Apart from low noise engine some inverter generator also comes with sound shield and muffler technology. As long as you have these, you will have the best inverter generator for home use.

Maximum Power Output

Whether you are looking for a home or workshop power solution, output rating will be the main determinant. If running a few essential appliances is your main goal, the 2000-3000 watt range will give you the best inverter generator for the money.

The same goes for workshop and worksite work. In response to your power demand, you could always go for a higher wattage range. This is why you will see all the best 4000-watt inverter generators in a heavy work environment.

Power Quality And Consistency

When running sensitive equipment like sander, drill machine, oven, grinder, they require a clean and steady connection. Likewise, Quality and Consistency is another strong suit of an inverter generator.

Following that, the inverter generator always supplies electricity in form of a clean sine wave. That means your delicate appliances and equipment won’t sustain any damage. You too should check if your unit has a clean supply certification when buying.

Parallel Or Tandem Operation

An inverter generator is a great compact power solution. But as you go up the wattage range, it becomes large and expensive. The way around that is to connect the two best cheap inverter generator parallelly.

Considering the power availability you will have, it will be an affordable option for you. Plus you can use both on demanding appliances or take one out for a camping trip in your free time.

The Simplicity Of Design & Repair

Unlike a traditional generator, inverters are the most compact and low maintenance machine. Having a closed cover makes it harder to come in contact with dust, humidity, and other debris. Hence you require minimal maintenance and repairs.

Other than that, control on the inverter generator is so simple to use. Along with trusty pull ignition, you can also find some units with electric start. It makes starting the generator very easy with just a press of a button. The digital readout on the body helps as well to keep track of the energy supply.

Environment Friendliness

Traditional generator burns too much fuel and releases carbon dioxide. But as we explained earlier inverter generator burns up to 40% less fuel resulting in minimal carbon emission. So, an inverter generator will be a safer option for you.

In addition to that, some models run on propane gas, which is relatively safe for environmental impact. The dual-fuel option is also great for the gasoline crisis before a natural disaster. You will always have spare fuel for this kind of emergency.

Cost

Inverter generator prices are indeed a bit high compared to the traditional generator. But if you take account of all the features an inverter generator provides, the difference starts to fade away.

The inverter generator usually achieves all the efficiency with the help of most modern technology. You will find it in steady power delivery, AC-DC-AC conversion, and other safety features. Hence the price difference.

Although the price of the inverter generator has come down significantly over the years. That said, you should choose the model your budget allows. It is also a good idea to keep an open eye on deal price changes.

Safety Features

This is what makes an Inverter Generator more intuitive. With all the top-notch safety features like voltage regulation, surge control, GFCI protection, overload safety, it’s hard to beat an inverter power solution.

But remember, not all inverter generator models have the same level of safety. Overload protection and GFCI safety are very important in terms of expanding the life span of the generator and your equipment. Be sure to check these before buying an inverter generator.

Now that you are aware key elements of an inverter generator, you should be able to get one for yourself more confidently. Always read the instruction manual before turning on the generator, as there is a little prep work you need to do. And if you encounter a problem contact manufacturer.

Frequently Asked Questions

Q1. What appliances will a 3000 watt generator run?

Depending on the total power draw, you can run two or three appliances at the same time. Appliances like coffee makers, blenders, vacuum cleaners, and AC are well within the 500 – 1500 watt range. So you will be fine as long as you not overloading the generator.

As for RV appliances, it’s easy to run multiple devices such as TV, fridge, lights, etc. In general, RV appliances draw less power, you can even run an AC unit (7000-10,000 BTU) alongside other appliances without much issue.

Q2. How big of a generator do I need to run power tools?

If you need to run several devices simultaneously, a 3000-4000 watt generator will serve you well. But for one power tool get the 1500 – 2500 watt capacity. Also, remember to check if the generator has a clean sine wave feature that will maintain tool integrity.

For easy reference, a Jigsaw draws between 300-700w. Disk sander draws around 1200w. Electric Drill, Angle Grinder, ½ HP Sprayer, and electric chain saw have wattage rating, not more than 1300 watt. Considering these 1500w generator seems most compatible for a small shop.

Q3. What size generator do I need to run a circular saw?

Circular saw tends to have a high power demand in woodworking tools. Depending on the model and how big your circular saw is, the range could be from 1200-1800 wattage per hour. In this case, a 1500-2000 watt generator will be a great power solution.

Q4. What size generator do I need to run a 1HP air compressor?

An inverter generator will come in handy if you’re staying off the grid or want to run your compressor continuously while using a nail gun or drill. You must first determine the beginning wattage required to turn on and run your workshop air compressor before selecting the appropriate generator size.

A 1hp air compressor typically requires 110v to 120v of electricity. As a result, the wattage will be 1200W. The starting wattage will be 1200wattsx3=3600watts if we multiply it by three. As a result, a 4000watt generator is required to run a 1 horsepower air compressor smoothly.

Q5. Do inverter generators use gas?

Yes. There are a few advanced inverter generators that run on propane. From an environmental perspective, this has a relatively low contaminating influence. But if you think about efficiency, gasoline delivers a much longer run-time.

Q6. How many decibels is too loud for Neighbors?

In many residential areas, the acceptable noise limit at night time is around 40 decibels. Even in the 45-decibel range, the noise will be hardly noticeable. But when it starts to cross 50 decibels, your neighbor will hear those noises, and it may interfere with their peace.

However, on the day after 10 am 60 to 70 decibel is more manageable. It’s loud, but the ambient noise smoothes out the edges quite a bit. So it won’t be that discomforting. Here, the following respective community guidelines would be an ideal choice.

Q7. How does an inverter generator work?

Like traditional generator inverter generator has a combustion engine and an alternator. The engine burns fuel to run the alternator which creates AC power. The rectifier then turns AC power into DC. And at the final stage, you will get AC power by digitally converting the DC energy.

Q8. What is the fuel consumption rate in the inverter generator?

In general, fuel consumption widely varies based on efficiency rating, operational mode, and appliances drawing power from the generator.

The generator with 2000-4000 wattage capacity usually consumes 1-2 gallons of fuel for 8 hours of run time in eco mode. Comparatively, larger than 5000-watt capacity generators consume more in the same situation.

Q9. Can I connect two inverter generators to double the power?

The power limitation in the inverter generator can be daunting from time to time. If you can’t find the exact amount of wattage requirement in a single generator, buy two of them. As most of the inverter generator has an internal design to work in parallel.

By adding two generators with one another, you can produce double the amount of power. That’s pretty handy to run some power-hungry appliances.

Final Words

Due to added efficiency and portable feature, inverter generators are now more accessible to all of us than ever. We hope our best Portable Inverter generator reviews shed some light on the topic and give helpful insights. For the last time, let us remind you of our best pick from the review.

Rockpals 250 is the best portable generator for general use. Westinghouse iGen2200 offers low noise and efficient runtime for small appliances. DuroStar DS4000S is best for running power-hungry tools and devices with dual fuel options. Lastly, Duromax XP10000EH is the absolute best inverter generator to buy for those heavy workloads

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Tools Mirror

Toolsmirror is a group of co-fighters dedicated to gathering information, analyze & test various items, and releasing reviews on various woodwork and outdoor tools. Our mission is to provide our readers with the most up-to-date ideas and approaches, as well as reveal the genuine features that will assist them in selecting the best items for their professions and DIY projects.

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