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Inverter Generator Comparison - April 2026

Overview:
1
Best Choice
9.8Exceptional
2
9.7Exceptional
3
9.6Exceptional
4
9.4Excellent
5
Best Value
9.1Excellent
6
8.8Very Good
7
8.7Very Good
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Model

Westinghouse 5000 Peak Watt Super Quiet Portable Inverter Generator, Remote Electric Start with Auto Choke, Wheel & Handle Kit, RV Ready, Gas Powered, Parallel Capable
Model
Westinghouse 8200 Peak Watt Tri-Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, Natural Gas, Low THD, Safe for Electronics, Parallel Capable, CO Sensor
Model
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)
Model
WEN 2500-Watt Inverter Generator, Quiet, Portable, and Lightweight with Fuel Shut Off (56250i)
Model
WEN Quiet and Lightweight 4800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF480iX)
Model
WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF360iX)
Model
Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

Brand

Westinghouse
Brand
Westinghouse
Brand
WEN
Brand
WEN
Brand
WEN
Brand
WEN
Brand
Champion Power Equipment

Reviews

31,460 reviews
Reviews
4,068 reviews
Reviews
11,876 reviews
Reviews
20,932 reviews
Reviews
2,428 reviews
Reviews
3,368 reviews
Reviews
1,136 reviews

Tech Specs

color

Blue
color
Blue
color
Orange
color
‎Black
color
‎Black
color
Black
color
Yellow

ignition system type

electric start
ignition system type
Electric Start
ignition system type
Electric Start
ignition system type
‎Recoil start
ignition system type
‎Electronic
ignition system type
Spark Ignition System
ignition system type
recoil start

included components

Battery Charger, Engine Oil & Funnel, Key FOB, Owner's Manual, Quick-Start Guide, Warranty
included components
Battery Charger, Engine Oil & Funnel, Key FOB, Owner's Manual, Quick-Start Guide, Replacement Parts List, Screw Driver, Warranty
included components
6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator
included components
‎Includes two three-prong 120V receptacles, and two 5V USB ports
included components
‎4800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator
included components
3600-Watt Dual Fuel RV-Ready Portable Inverter Generator
included components
Engine Oil, Oil Funnel

wattage

5000 watts
wattage
8200 watts
wattage
5.1E+3
wattage
‎2.5E+3
wattage
‎4800 watts
wattage
3600 watts
wattage
3000 watts

starting wattage

5000 Watts
starting wattage
8200 Watts
starting wattage
6.8E+3 Watts
starting wattage
‎2.5E+3 Watts
starting wattage
‎4.8E+3 Watts
starting wattage
3.6E+3 Watts
starting wattage
4000 Watts

output wattage

3900
output wattage
6600
output wattage
6800
output wattage
‎2500
output wattage
‎4800
output wattage
3600
output wattage
3000

product dimensions

29.6"L x 21.5"W x 24.3"H
product dimensions
27"L x 20.9"W x 21.7"H
product dimensions
22.8"L x 16.6"W x 19.7"H
product dimensions
‎11.4"L x 17.9"W x 19.7"H
product dimensions
‎24"L x 1263"W x 22"H
product dimensions
18"L x 11.63"W x 19.68"H
product dimensions
17.9"L x 11.7"W x 19.7"H

fuel type

Gasoline
fuel type
Gasoline, Propane, Natural Gas
fuel type
Gasoline, Liquefied Petroleum Gas
fuel type
‎Gasoline
fuel type
‎Gasoline, Liquefied Petroleum Gas
fuel type
Gasoline
fuel type
Gasoline

item weight

119 pounds
item weight
134.5 pounds
item weight
99.2 pounds
item weight
‎42.7 pounds
item weight
‎78.5 pounds
item weight
49 pounds
item weight
48.1 pounds

engine type

4 Stroke
engine type
4 Stroke
engine type
Internal Combustion Engine
engine type
‎Internal Combustion Engine
engine type
‎4 Stroke
engine type
4 Stroke
engine type
4 Stroke

power source

Fuel Powered
power source
Fuel Powered
power source
Fuel Powered
power source
‎Fuel Powered
power source
‎Fuel Powered
power source
Fuel Powered
power source
Fuel Powered

running wattage

3900 Watts
running wattage
6600 Watts
running wattage
4.5E+3 Watts
running wattage
‎1.9E+3 Watts
running wattage
‎4E+3 Watts
running wattage
2600 Watts
running wattage
3000 Watts

tank volume

3.4 Gallons
tank volume
3.9 Imperial Gallons
tank volume
2.9 Gallons
tank volume
‎1 Gallons
tank volume
‎1.9 Gallons
tank volume
1.5 Gallons
tank volume
1.54 Imperial Gallons

engine displacement

224 Cubic Centimeters
engine displacement
298 Cubic Centimeters
engine displacement
224 Cubic Centimeters
engine displacement
‎8E+1 Cubic Centimeters
engine displacement
‎224 Cubic Centimeters
engine displacement
149 Cubic Centimeters
engine displacement
149 Cubic Centimeters

total power outlets

5
total power outlets
3
total power outlets
8
total power outlets
-
total power outlets
‎4
total power outlets
7
total power outlets
4

voltage

120 Volts
voltage
240 Volts
voltage
-
voltage
‎2.5E+3 Volts (AC)
voltage
‎120 Volts
voltage
120 Volts
voltage
12 Volts

engine power maximum

-
engine power maximum
-
engine power maximum
5.1 Kilowatts
engine power maximum
‎1.9E+3 Watts
engine power maximum
-
engine power maximum
2.9E+3 Watts
engine power maximum
3000 Watts

global trade identification number

00855464003902
global trade identification number
-
global trade identification number
-
global trade identification number
-
global trade identification number
‎00044459094807
global trade identification number
00044459093602
global trade identification number
-

Available On

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Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you
  • 9.8
    1
    Westinghouse

    Westinghouse 5000 Peak Watt Super Quiet Portable Inverter Generator, Remote Electric Start with Auto Choke, Wheel & Handle Kit, RV Ready, Gas Powered, Parallel Capable

    Why we love it

    Extremely quiet operation at 52 dBA.
    Remote start with key fob convenience.
    18-hour runtime on a 3.4-gallon tank.
    Main highlights
    • Led Data Center: Rotating Digital Display Shows Fuel Level, Power Output, Remaining Run Time, Voltage Output, and Lifetime Hours
    • Features a 5–20R 120V Duplex Household Outlet, an RV-Ready TT-30R 30 Amp Outlet and Two USB Outlets – Great Choice for Travel Trailers or Home Use – Strong Enough to Run All Your Essentials
    • Extremely Quiet, Extremely Fuel Efficient: as Low as 52 dBA Noise Output and Up to 18 Hour Run Time on a 3. 4 Gallon Gas Tank – Features “Economy Mode” for Maximum Fuel Efficiency
    • All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA Compliant; Backed By 3-Year Limited Service, Labor, and Parts Coverage and Nationwide Customer Service Network
    • 5000 Peak Watts and 3900 Rated Watts at Less Than 3% THD; Telescoping Handle; Gas Powered; Remote Start With Included Key Fob, Electric and Recoil Start
  • 9.7
    2
    Westinghouse

    Westinghouse 8200 Peak Watt Tri-Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, Natural Gas, Low THD, Safe for Electronics, Parallel Capable, CO Sensor

    Main highlights
    • TRANSFER SWITCH OR INTERLOCK KIT READY: One 120/240V 14–50R 50A outlet for home backup can run your air conditioner, refrigerator, sump pump, and more–all at once; One RV ready 120V TT-30R 30A outlet; One GFCI 120V 5–20R 20A standard duplex outlet
    • SAVE FUEL, SAVE MONEY, LESS NOISE: Inverter technology adjusts engine speed to meet power demand, significantly cutting fuel use compared to traditional generators. That's less refills and fuel runs–saving time, money, and hassle. It's also much quieter than open frames, around 60 dBA at 25% load
    • LOW THD AND COPPER WINDINGS: With less than 3% THD, it's safe to power electronics like phones, computers and TVs to stay connected during outages, or on jobsites and campsites. Copper windings help the unit make cleaner power, run cooler and last longer
    • INVERTER BENEFITS, HOME BACKUP POWER: The Westinghouse iGen8200TFc is a tri fuel generator with all the benefits of an inverter, but also with home backup power and a 50A outlet; Gasoline: 6600 running/8200 peak watts, Propane: 5940 running/7380 peak watts, Natural Gas: 5280 running/6560 peak watts
    • DURABLE ENGINE WITH SAFETY BUILT-IN: Powered by a heavy duty 298 cc Westinghouse 4-stroke OHV engine with a cast iron sleeve; up to 17 hours of run time on a 3.9 gallon fuel tank at 25% load with automatic low oil shutdown and carbon monoxide (CO) sensor
  • 9.6
    3
    WEN

    WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)

    Main highlights
    • The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected
    • Includes fuel shut-off to help limit maintenance, onboard wheels, a telescoping pull handle, one L14-30R 120V/240V receptacle, two three-prong 120V receptacles, one TT-30R RV receptacle, one 12V DC receptacle, two 5V USB ports, a voltage selector switch, a tool-free LPG quick-connector, a six-foot-long LPG regulator hose, and a three-year warranty
    • Fuel shutoff maximizes the generator’s lifespan by using up the remaining fuel in the carburetor before shutting down
    • Bonded-neutral 240V configuration provides low-power Level 2 charging for battery and hybrid electric vehicles
    • 224cc dual-fuel engine runs on both gasoline (6800 surge watts, 5100 rated watts) and propane (6000 surge watts, 4500 rated watts)

Inverter Generator Buyer's Guide

Written by Dan Gibson

Introduction

Inverter generators are great for providing power when you need it, whether it's for camping, tailgating, or even a power outage. Inverter generators are quieter, lighter, and more efficient than traditional generators, which makes them an ideal choice for many people. When looking for the best inverter generator for your needs, there are a few things to consider, such as power output, portability, fuel efficiency, noise level, and type of inverter. In this buying guide, we will discuss the different types of inverter generators, their features, and what to look for when making your purchase.

Power Output

The power output of your inverter generator is determined by the wattage rating, which is usually expressed in kilowatts (kW). The wattage rating tells you how much power the generator can produce. It's important to consider the wattage rating when shopping for an inverter generator, because a generator that is too powerful may cause damage to your appliances, while a generator that is too weak may not be able to provide enough power for your needs. Consider how many appliances you need to power and how much power they require when choosing an inverter generator.

Portability

When choosing an inverter generator, portability is an important factor to consider. Most inverter generators are lightweight and feature sturdy handles and wheels for ease of transport. Look for an inverter generator with a foldable handle or telescoping handle for even more convenience. Many inverter generators also come with a carrying case or storage bag for even more portability.

Fuel Efficiency

Fuel efficiency is an important factor when choosing an inverter generator. Look for an inverter generator with a fuel efficiency rating of at least 30%, which means it will use 30% less fuel than a traditional generator. Some inverter generators can even operate on solar power, which is a great way to save on fuel costs.

Noise Level

Inverter generators are much quieter than traditional generators, but they still produce some noise. The noise level is usually expressed in decibels (dB), and the lower the decibel rating, the quieter the generator. Look for an inverter generator with a noise level of 50 dB or less for the quietest operation.

Types of Inverter Generator

The two main types of inverter generator are conventional and inverter. Conventional inverter generators are typically larger and more powerful, while inverter generators are smaller and more lightweight. Inverter generators also feature advanced technology, such as fuel-saving features, that makes them more efficient. Inverter generators are great for camping, tailgating, and other situations where portability is key. When choosing an inverter generator, consider how much power you need and how portable it needs to be.

Our ranking system

At bestchoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.

Features

Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
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Consumer Reviews

We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
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Popularity

Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
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Value for money

AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
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