The 14 best rated inverter generators of 2025

224cc dual-fuel engine runs on both gasoline (6800 surge watts, 5100 rated watts) and propane (6000 surge watts, 4500 rated watts)

Bonded-neutral 240V configuration provides low-power Level 2 charging for battery and hybrid electric vehicles

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

Fuel shutoff maximizes the generator’s lifespan by using up the remaining fuel in the carburetor before shutting down

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

224cc engine generates up to 4800 surge watts and 4000 rated watts

Produces clean power to prevent damage to sensitive electronics such as smartphones, tablets and laptops

Ultra-efficient 1.9-gallon tank provides up to 7 hours of half-load run time

Fuel shutoff maximizes the generator’s lifespan by using up the remaining fuel in the carburetor before shutting down

Includes onboard wheels, a telescoping pull handle, four three-prong 120V receptacles, one TT-30R RV receptacle, one 12V DC receptacle, two 5V USB ports, and a three-year warranty

9000 Running Watts and 11000 Peak Watts (Gasoline), 8100 Running Watts and 10000 Peak Watts (Propane) at Less Than 3% THD; Remote Electric Start With Included Key Fob, Push Button and Recoil Start; Up to 17 Hours of Run Time on a 9.8 Gallon Fuel Tank

Features Two GFCI 120V 5–20R Standard Household Outlets, One Transfer Switch Ready 120V L14-30R Outlet, and One Transfer Switch Ready 120/240V 14–50R Outlet; All Outlets Have Rubber Covers for Added Safety

Led Data Center: Rotating Digital Display Shows Fuel Level, Power Output, Remaining Run Time, Voltage Output, and Lifetime Hours

Powered by a Heavy Duty 452cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve With Automatic Low Oil Shutdown and Carbon Monoxide (CO) Sensor

Plug-and-Play: Comes With a Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required)

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

At less than 49 pounds, this inverter is one of the lightest 4000-watt inverters in the industry

64 dBA from 23 feet is perfect for camping, tailgating or to backup a few home essentials, with 4000 starting watts, 3000 running watts and up to 10 hours run time, plus features CO Shield carbon monoxide auto shutoff system

The optional parallel kit enables this inverter to connect with another 4000-watt Champion inverter to double your output power

Includes a 120V 25A TT-30R outlet, a 120V 20 A household duplex outlet (5-20R) with clean electricity (less than 3% THD), plus a 12V automotive-style outlet, and Parallel outlets

Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts

Powerful & Clean Energy Output：4500W peak watts / 3500W running watts, delivering dependable power for RVs, camping, home backup, and outdoor work. Advanced inverter technology provides clean and stable electricity, making it safe for sensitive electronics like laptops, CPAP machines, and mobile devices.

Quiet Generator: Ultra-quiet operation at just 60.5 dB(A)—perfect for campgrounds, RV parks, and residential areas. Eco Mode dynamically adjusts engine speed to optimize fuel efficiency and reduce noise.

Compact, Lightweight & RV Generator: Portable inverter generator 4500P weighs just 55.12 lbs for easy transport and storage. Compact dimensions: 20" (L) x 12.2" (W) x 19.3" (H). Compatible with Erayak wheel kit & telescoping handle for enhanced mobility.

50A Parallel-ready: Connect two units to double your power output (parallel kit sold separately). When two 4500P units are connected in parallel, they deliver a rated power of 7,000W and a peak power of 9,000W, while supporting a 50A output.

50A Parallel Generator: Connect two 4500W power generators to double your power output (parallel kit sold separately). When two 4500P units are connected in parallel, they deliver a rated power of 7,000W and a peak power of 9,000W, while supporting a 50A output.

Versatile Power Outlets for Every Need: 1 x 30A L5-30P outlet for RV power connectivity.2 x 120V AC outlets for home appliances, tools, and lights.12V 5A cigarette lighter port + USB-A & USB-C ports for charging multiple devices on the go.Advanced safety with built-in 20A & 30A circuit breakers for overload protection.

Clean Power Protect your Sensitive Electronics: Low THD (0.2%-1.2%) inverter technology ensures safe power for laptops, TVs, gaming consoles, and medical devices.

Fuel Efficient Generator: Consumes only 2.125L (0.561 gallons) per hour at rated load, and just 0.8L (0.21 gallons) per hour at 25% load — saving you money on every run.

What’s included: Oil Funnel, Maintain Tools Kit, Cigarette lighter cable, User Manual, Erayak 3-year limited warranty with FREE lifetime technical support

2550 Peak Watts and 1900 Rated Watts at Less Than 3% THD – Weighs Only 42.4 Lbs. – Gas or Propane Powered – One RV Ready TT-30R Outlet, Two 120V 20 Amp Outlets, and Two USB Outlets

Great Choice for Home Use as an Emergency Backup in a Power Outage – Strong Enough to Run All Your Home Essentials

Extremely Quiet, Extremely Fuel Efficient: As Low As 52 dBA Noise Output and Up to 12 Hours of Run Time on a 1.16 Gallon Gas Tank – Features “Economy Mode” for Maximum Fuel Efficiency

Plug-and-Play: Comes With Oil, an Oil Funnel, a Tool Kit, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required)

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

2800 Peak Watts and 2200 Rated Watts at Less Than 3% THD – Weighs Only 46.3 Lbs. – Gas Powered – Two 120V 20 Amp Outlets, Two USB Outlets

Great Choice for Home Use as an Emergency Backup in a Power Outage – Strong Enough to Run All Your Home Essentials

Extremely Quiet, Extremely Fuel Efficient: As Low As 52 dBA Noise Output and Up to 12 Hours of Run Time on a 0.98 Gallon Gas Tank – Features “Economy Mode” for Maximum Fuel Efficiency

Led Data Center: Rotating Digital Display Shows Fuel Level, Power Output, Remaining Run Time, and Voltage Output

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

51 lbs [Extreme light weight]

12oz gas tank, 4.5 hrs run time @ half load

3200W Rated / 4000W Peak

RV ready, AC ready, Fridge ready

This popular model can operate a wide variety of appliances, making it perfect for portable use at home, camping, on the job site, or much more. Reliable Power is now at your fingertips with Honda's Inverted Generators.

So quiet, your neighbors will thank you. The EU2200i operates at 48 to 57 dBA, which is less noise than a normal conversation. This makes it ideal for camping, supplemental RV power and any other activity that requires quiet operation.

Add a second EU2200i for additional power. Two identical models can be paralleled with an optional cable or cord for up to 4400 watts of power, or time-consuming applications.

Thanks to our exclusive Eco-Throttle System, the EU2200i offers great fuel efficiency. Runs 4.0 to 9.6 hours on a single tank, depending on the load. This makes it the ideal choice for overnight power, or long-time applications.

Honda's inverter technology means stable, clean power in a smaller, lighter package. The precision of Honda's inverter technology ensures our inverter generators produce power that is as reliable as the power you get from your outlets at home.

5000 Peak Watts and 3900 Rated Watts at Less Than 3% THD – Telescoping Handle – Gas or Propane Powered – Remote Start With Included Key Fob, Electric and Recoil Start

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

Led Data Center: Rotating Digital Display Shows Fuel Level, Power Output, Remaining Run Time, Voltage Output, and Lifetime Hours

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

223cc 4-stroke OHV engine produces 4500 peak watts and 3600 rated watts with recoil start for up to 10 hours at quarter-load on 2.65 gallon, 60Hz

Intelligent gauge keeps track of voltage ,run-time and hertz and track power output, plus feature low oil led and economic mode to save fuel and reduce volume

Includes 120V AC two 20A outlets and one 30A Twist-Lock, one 12V DC 8.3A outlet, Type A/C ports; Parallel ready to connect 2 generators for twice the power (parallel kit sold separately)

Aceup Energy's inverter technology produces the clean power required by a variety of sensitive electronics, such as phones, laptops and other outdoor electronics

5-in-1 Knob:fuel on/shut-off,engine on/off,choke;When turning off the engine, the fuel switch is turned off at the same time, which avoids the risk

All portable generators are functionally tested in the factory to guarantee quality; EPA compliant; Backed by a 2 year limited and free lifetime technical guidance from experts

𝗣𝗼𝘄𝗲𝗿𝗳𝘂𝗹 𝗢𝘂𝘁𝗽𝘂𝘁: 4000 peak watts and 3200 running watts, gas powered by 208CC 4-stroke OHV engine, perfect for RV camping and home backup.

𝗠𝘂𝗹𝘁𝗶-𝗢𝘂𝘁𝗽𝘂𝘁 𝗢𝗽𝘁𝗶𝗼𝗻𝘀: Includes 2*120V AC ports, 1*12V DC port, 1*RV port.

𝗟𝗼𝗻𝗴 𝗥𝘂𝗻𝘁𝗶𝗺𝗲: Runs for up to 14 hours at 25% load with ECO mode, 2 gallon fuel tank with fuel gauge, allows you to check fuel levels at a glance, keeping you prepared.

𝐋𝐨𝐰 𝐍𝐨𝐢𝐬𝐞: Under 72 dBA from 23FT away, this generator provides steady power for your home during a power outage or RV nights.

𝗟𝗶𝗴𝗵𝘁𝘄𝗲𝗶𝗴𝗵𝘁 𝗮𝗻𝗱 𝗣𝗼𝗿𝘁𝗮𝗯𝗹𝗲: Only 56lbs, easy to move around.

𝗡𝗼𝘁𝗲: All generators are functionally tested in the factory, there may be a slight smell of gas when you receive it. Don't worry about it, it's not second-hand.

5000 Peak Watts and 3900 Rated Watts at Less Than 3% THD – Telescoping Handle – Gas or Propane Powered –Recoil Start

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 with Automatic Low Oil and Carbon Monoxide (CO) Shutdown – Strong Enough to Run All Your Essentials

Led Data Center: Rotating Digital Display Shows Fuel Level, Power Output, Remaining Run Time, Voltage Output, and Lifetime Hours

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

Portable Power Solution: The 7153 GP3300i inverter generator is your portable power station for all outdoor adventures, including camping trips and tailgating events. It provides stable, quiet power without disturbing your surroundings

Quality Power Source - With TruePower Technology, this generator delivers high-quality, consistent power that's safe for sensitive electronics, tools, and appliances. Stay connected even in the great outdoors

Advanced Power Technology - PowerRush Advance Technology offers over 50 percent more starting capacity, making this portable inverter generator perfect for powering tools, motor-driven equipment, and home appliances with ease

Fuel-Efficient Generator - Activate Economy Mode to automatically adjust engine speeds, reducing fuel consumption. This quiet generator features COsense Technology for smart power management.

Smart and Reliable: Equipped with LED indicators for low oil, overloaded, and ready-to-use. Featuring two USB ports for device charging, and parallel-ready capability for doubling your power output, this generator is a versatile and dependable choice