Product Price Output Power (Watts) Input Voltage (Volts) Output Voltage (Volts) Peak Current (Amperes) Charging Speed (Ampere-hours per hour (Ah/h)) Battery Capacity (Ampere-hours (Ah)) Size (Inches x inches x inches (LxWxH)) Weight (Pounds (lbs))
Lokithor AW401 5-in-1 Powerbank and Jump Starter 20000mAh 2500A
US
£153.51 60W 12V/5A; USB-C 5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/3A USB-A 5V/3A, 9V/2A, 12V/1.5A; USB-C 5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/3A; DC 12-16.8V/10A 2500A 1.6 hours 20000mAh; 74Wh 257 x 150 x 157mm 3.29kg

The Lokithor AW401 combines a 2500A jump starter, 20000mAh power bank, 150PSI air compressor, pressure washer and 500-lumen flashlight. It suits drivers, campers and roadside emergency kits, especially those needing support for vehicles up to 8.5L gasoline or 6.5L diesel.

★ Ideal for

It is not an especially strong choice for the quietest power inverter jump starter because its built-in 150PSI compressor and 1.5MPa water pump can produce operating noise, and no noise rating is published.

Gooloo GT4000S 74Wh Jump Starter
US
£78.99 150W DC, 100W USB-C PD 15V DC, USB-C PD 4000A 100W, full charge in 1.2 hours 74Wh (5000mAh, 14.8V) 9.05 x 3.93 x 2.12 in 2.3 lb (1.04 kg)

The Gooloo GT4000S is a 4000A jump starter for 12V vehicles, supporting gasoline engines up to 12.0L and diesel engines up to 10.0L. It includes 100W USB-C fast charging, 150W DC output, an IP65-rated housing, a digital display, and an LED flashlight, making it suitable for drivers, off-road users, campers, and emergency roadside use.

★ Ideal for

It suits users seeking a quiet power inverter jump starter because its 150W DC output can power compatible inverters without an engine-running generator, while its 74Wh battery, compact size, and 100W recharge capability support low-noise portable use.

Gooloo GT6000 99.9Wh Jump Starter
US
£96.14 100W 15V 15V 6000A 0 to 100% in 1.4 hours 99.9Wh 8.98 x 1.49 x 3.92 in 4.44lb

The Gooloo GT6000 is a high-output jump starter with 6000A peak current, a 99.9Wh battery, and support for petrol engines and diesel engines up to 12.0L. Its 100W USB-C charging, laptop support, 400-lumen emergency light, display, and 15V DC output make it suitable for drivers, trucks, RVs, camping, and off-road use.

★ Ideal for

It suits someone seeking a quiet power-inverter jump-starter setup because its 99.9Wh battery provides 100W USB-C power and a 15V/10A DC output for a separate inverter, although no noise rating is specified for the GT6000 itself.

Gooloo GT4000 74Wh Jump Starter
US
£108.02 150W 4000A 100W; approximately 1.2 hours 74Wh (5000mAh, 14.8V)

The Gooloo GT4000 delivers up to 4000A peak current and supports gasoline engines up to 12.0L and diesel engines up to 10.0L. Its 74Wh battery also provides 100W USB-C PD charging and 150W DC output, making it suitable for drivers who need a powerful emergency starter and portable power bank.

★ Ideal for

It may suit someone prioritizing quiet operation because its listed features focus on jump-starting and 100W USB-C PD plus 150W DC power outputs, but no noise rating is provided to confirm that it is the quietest option.