10 Best Portable Inverter Generators 2025 in the United States

The Honda EU3200i portable inverter generator delivers a solid 3200 watts of starting power and 2600 watts running power, which is enough to run most household essentials during an outage or for outdoor activities. It runs on gasoline with a 5-gallon fuel tank, offering a good balance between power and fuel capacity, providing several hours of operation before needing a refill. Weighing 65 pounds, it’s not the lightest generator on the market, but still manageable for portable use, especially with the benefit of an electric start that makes powering it up easier.

This model is designed with safety and convenience in mind. The Oil Alert system protects the engine by automatically shutting it off if oil levels get too low, and the CO-MINDER feature adds an important layer of safety by detecting harmful carbon monoxide levels and shutting the unit down to prevent danger. The front panel has LED indicators that let you quickly check fuel levels and Eco Throttle status, which helps optimize fuel efficiency and noise.

Honda’s inverter technology ensures clean, stable power output with low Total Harmonic Distortion (THD), making it safe for sensitive electronics like laptops or smartphones, which many standard generators can’t handle as well. The noise level is typical for its size and power, so it may be noticeable in quiet environments. Although it does not support parallel capability, the electric start, fuel capacity, and clean power output make the Honda EU3200i a reliable, well-built generator suited for residential use and anyone needing a dependable power source with added safety features.

The Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator is a powerful and versatile option for those needing reliable backup power or a portable power source. It offers substantial power output with 11000 peak watts on gasoline and 10000 peak watts on propane, making it suitable for running multiple appliances or heavy-duty equipment. The dual fuel capability provides flexibility, allowing you to choose between gasoline and propane based on availability and preference.

With a 9.8-gallon fuel tank, it can run up to 17 hours, making it suitable for extended use during outages or outdoor activities. Its low THD (less than 3%) ensures safe usage for sensitive electronics, a key advantage for modern households. Portability may be a bit of a challenge due to its 187.4-pound weight, but the inclusion of a remote electric start and transfer switch readiness adds convenience.

The generator also features a CO sensor for added safety, a rotating digital display for easy monitoring, and comes with various accessories for immediate setup. This generator is ideal for residential use, offering robust power, flexibility, and modern safety features, though its weight may be a point to consider.

The Westinghouse 8200 Peak Watt Tri-Fuel Portable Inverter Generator is a versatile and powerful option for those needing reliable portable power. It offers solid power output with 6600 running watts and 8200 peak watts on gasoline, and slightly lower wattage on propane and natural gas, making it flexible depending on what fuel you have available. Its tri-fuel capability is a strong point, giving you the freedom to choose gasoline, propane, or natural gas, which can save money and extend run time in different situations. Speaking of run time, it can operate up to 17 hours on a 3.9-gallon gasoline tank at 25% load, which is quite long for a portable generator.

The inverter technology keeps the noise level moderate—around 60 dBA at 25% load—so it’s quieter than many traditional generators, which is great for camping or home use. Safety features like a carbon monoxide sensor and automatic low oil shutdown add peace of mind during operation. The low total harmonic distortion (under 3%) means it produces clean power safe for sensitive electronics like phones and laptops. Portability is decent but not light at 134.5 pounds; however, it includes flat-free tires and a remote electric start, making it easier to move and use. It’s also ready for home backup with a 50A outlet and can be linked in parallel with another unit for extra power.

While it is heavier and larger than some smaller inverter generators, so it may not be ideal if you need something very compact or ultra-lightweight, the noise level is lower than many generators, though still noticeable and might not be the best choice for very quiet environments. This generator suits those looking for flexible fuel options, strong power output, and features suitable for home backup, camping, or job sites.