10 Best Inverter Generators 2025 in the United States

The WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator (DF680iX) offers a strong power output, making it a solid choice for both gasoline (6800 surge watts, 5100 rated watts) and propane (6000 surge watts, 4500 rated watts) users. This dual-fuel capability provides flexibility and convenience, depending on your fuel availability. The generator is designed to be RV-ready with multiple receptacles and even supports low-power Level 2 charging for electric and hybrid vehicles, offering versatile usage scenarios.

The inclusion of a CO Shutdown Sensor enhances safety by automatically shutting off the generator when harmful carbon monoxide levels are detected, which is a significant plus for those using it in enclosed spaces or near living areas. The fuel shutoff feature helps extend the generator's lifespan by using up the remaining fuel in the carburetor before shutting down, reducing maintenance needs.

Portability is addressed with onboard wheels and a telescoping pull handle, although its weight of 107.8 pounds might still pose a challenge for some users when it comes to moving it around frequently. Users have noted a relatively quiet operation, which is beneficial for both camping and residential use. With a decent runtime, usability features, and positive customer reviews, this generator is well-suited for RV owners, campers, and those needing a reliable backup power source for home and electric vehicle charging.

The WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready Portable Inverter Generator (DF360iX) is a versatile device designed for both residential and camping use. Its dual-fuel capability allows it to run on either gasoline or propane, delivering up to 3600 surge watts on gasoline and 3500 surge watts on propane. This flexibility ensures you can choose the fuel type most convenient for your situation. One of its standout features is its quiet operation, which is comparable to the sound of a normal conversation, making it a good choice for noise-sensitive environments like campsites or residential areas.

The generator also produces clean power, which is crucial for powering sensitive electronics without risking damage. It includes useful features like a CO shutdown sensor for safety, fuel shut-off to reduce maintenance, and multiple outlets including USB ports and an RV receptacle, enhancing its convenience and usability. At 49 pounds, it is relatively lightweight and portable, though not the lightest option available.

The 5-hour runtime on a full tank could be a drawback for those needing longer continuous power. Additionally, it boasts a low Total Harmonic Distortion (THD), ensuring stable power for your devices. With a three-year warranty, it shows a level of reliability. This generator is well-suited for those who need a portable, quiet, and versatile power solution for a variety of uses.

The WEN 3600-Watt Portable Inverter Generator offers a solid power output with its 149cc engine, generating up to 3600 surge watts and 2900 rated watts. This makes it capable of powering various appliances, including sensitive electronics like smartphones and laptops, thanks to its clean power production. One of the standout features is its ultralight design, weighing just 46 pounds, making it highly portable and easy to store, which is ideal for camping or RV trips.

The fuel shutoff feature is particularly beneficial for maximizing the generator's lifespan, preventing stale fuel issues by emptying the carburetor before shutdown. This model includes multiple outlets, such as two 120V receptacles, a TT-30R RV receptacle, a 12V DC receptacle, and two 5V USB ports, offering ample connectivity options for different needs. The generator is also RV-ready, enhancing its versatility for outdoor enthusiasts. Additionally, it operates quietly, which is a significant advantage for minimizing noise pollution in camping or residential areas.

However, the runtime is somewhat limited to 5 hours, which may require frequent refueling for extended use. Also, the fuel tank capacity of 1.6 gallons is on the smaller side, which could necessitate carrying extra fuel for longer outings. The generator maintains a low Total Harmonic Distortion (THD), ensuring that it doesn’t damage delicate electronics. It is a strong contender for those seeking a lightweight, quiet, and versatile power source for outdoor activities or for use with sensitive electronics.