10 Best Quietest Generators 2026 in the United States

The Generac 18,000-Watt Gas-Powered Portable Generator is a robust option for those needing substantial power output. With an impressive 18,000 watts from its 816cc EFI engine, it is well-suited for emergencies, recreational use, and home backup power.

One of its standout features is the COsense Technology, which offers essential safety by protecting against carbon monoxide. Additionally, TruePower Technology ensures that sensitive electronics and tools can be safely powered, thanks to its low total harmonic distortion (THD) of less than 5%.

This generator also includes a low-oil pressure shutdown feature, which helps prevent engine damage and enhances its longevity. Its large fuel capacity allows for extended runtimes, making it durable for long-term use. However, at 442.8 pounds, it is quite heavy, which could impact its portability despite being labeled as portable. This weight makes it less ideal for frequent transport. The generator runs on gasoline, which is readily available but may not be as convenient as other fuel types like propane.

The Jackery Solar Generator 1000 v2 is a solid choice for a quiet and portable power source suited for camping, road trips, or emergency backup. It utilizes LiFePO4 battery and inverter technology, producing clean, stable power quietly compared to traditional gas generators. Its 30 dB overnight charging mode indicates very quiet operation during use.

Featuring a 1,500-watt continuous output and 3,000-watt surge capacity, it can support common appliances like refrigerators and small AC units, making it versatile for both outdoor and home applications. The 1,070Wh battery capacity provides a decent runtime, and the fast charging option allows the unit to fully recharge in about an hour when emergency mode is enabled, which is convenient but may slightly affect battery health if used frequently.

Weighing approximately 32 pounds and equipped with a foldable handle, the unit offers reasonable portability, though it might be somewhat heavy for long-distance carrying. The built-in app control enhances user experience by allowing easy mode switching to optimize quietness and efficiency. The solar panel is sold separately, adding to setup complexity and cost. While the battery boasts a long lifespan of over 10 years with proper care, the 2-year warranty may be considered short relative to the price. This generator is a dependable, eco-friendly option that is easy to use and charges quickly.

The Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator is a powerful and versatile generator suitable for a variety of needs. It produces 9000 running watts and 11000 peak watts on gasoline, and 8100 running watts and 10000 peak watts on propane. This makes it a strong contender for those needing substantial power output. Its dual fuel capability provides flexibility and convenience, allowing users to switch between gasoline and propane based on availability and preference.

The generator features inverter technology, making it safe for sensitive electronics by producing clean power with less than 3% Total Harmonic Distortion (THD). This is a significant advantage for households and businesses that need to power delicate devices. Portability is somewhat compromised by its weight of 187.4 pounds, although it’s designed with wheels and a handle to aid in moving it. The 17-hour runtime on a 9.8-gallon fuel tank is impressive, providing extended use without frequent refueling.

Additional features include a remote electric start, LED data center, GFCI outlets, and a CO sensor for safety. The generator is also transfer switch ready and can be used in parallel with another unit for increased power output. Its built-in safety features and ease of use make it a reliable choice for residential use. This generator balances power, safety, and versatility, making it well-suited for users needing a robust and flexible power source, though it may not be the quietest or most portable option available.