10 Best Small Quiet Generators 2025 in the United States

The EF ECOFLOW DELTA 3 is a compact and quiet portable power station designed for those who need reliable power on the go, whether for camping, RV trips, or emergency home backup. It delivers a solid 1800W continuous power output, making it capable of running multiple small appliances simultaneously—up to 13 devices at once. This makes it quite versatile compared to many other small generators. The lithium iron phosphate (LiFePO4) battery technology used here is notable for its long lifespan, rated at about 4000 charging cycles, meaning it should last around 10 years with regular use.

Charging is impressively fast, with a full charge achievable in under an hour via AC power or solar input, which adds to its efficiency and convenience. Its noise level is very low, staying under 30 decibels at 600W output, so it won’t disturb your peace in outdoor or quiet environments. Portability-wise, it weighs about 27.5 pounds (12.5 kg), which is somewhat heavy for a portable generator but still manageable for short-distance transport. It also features inverter technology, ensuring clean and stable power suitable for sensitive electronics. The unit offers various outlets including AC and USB-C, making it easy to connect different types of devices.

A potential downside is that the unit's size and weight might limit how portable it feels compared to smaller gas-powered generators, and since it relies on electric power (battery), runtime depends on the battery capacity and recharging options rather than continuous fuel burning. This power station is well-suited for users who prioritize quiet operation, fast recharge, and clean power for sensitive devices, especially in camping or emergency backup scenarios.

The EF ECOFLOW DELTA2 solar generator is a strong choice if you're looking for a quiet, eco-friendly power source for camping, RV trips, or home backup. It provides up to 1800 watts of power, enough to run most household appliances and outdoor gear. What stands out is its clean solar charging capability with a 220W bifacial solar panel, which captures more sunlight and lets you recharge off-grid. This means you avoid noisy, smelly gas generators. The LFP (LiFePO4) battery is designed to last a long time, with over 3000 charge cycles, so you won't need to replace it often. It also supports fast AC charging and can be expanded with extra batteries if you need more power, up to 3kWh total.

With 15 outlets, it offers flexible connectivity for multiple devices. On the portability front, the DELTA2 is lighter and easier to handle than traditional generators, but at 58 pounds, it’s still somewhat heavy, so not ideal for very long hikes. The main downsides to consider are the initial cost, and that the solar panel and power station ship separately, which might be a minor hassle.

This model is an excellent silent and sustainable generator option if you want reliable power without fuel or noise, especially in outdoor or emergency settings.

The Jackery HomePower 3600 Plus is a high-capacity portable power station designed mainly for home backup, emergencies, and RV use. It offers a strong 3600W continuous output, enough to run larger appliances like pumps and dryers, which makes it suitable for small households during power outages. Its large 3584Wh battery can be expanded significantly, giving flexibility for longer backup needs. Since it’s battery-powered with no traditional fuel, it operates quietly and cleanly, avoiding the noise and fumes common in gas generators. This battery uses advanced technology to ensure safety and a long lifespan, and it can handle extreme temperatures well.

For charging, the unit is versatile, supporting solar panels, AC outlets, and even gas generators, with fast recharge times especially when combining AC and DC inputs. One of its biggest advantages is portability despite its size—it's lighter and smaller than similar models, with wheels and a handle making it easier to move around. However, it still weighs over 77 pounds, which might be heavy for some users to carry without help. The unit provides standard 120V outlets and can work in parallel for 240V, catering well to typical home appliances.

A potential downside is the price, and the product’s appeal may be niche due to competition in the market. This generator is well suited for those seeking a quiet, powerful, and reliable electric backup option who value clean energy and portability, though they should consider its weight and investment cost.