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Champion 5500-Watt Dual Fuel Inverter vs WEN GN6000

Champion 5500-Watt Dual Fuel Inverter

4000 W running · dual-fuel

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WEN GN6000

5000 W running · gasoline

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What is the difference?

The Champion 5500-Watt Dual Fuel Inverter has 4 kW of running power, 5.5 kW peak. The WEN GN6000 has 5 kW of running power, 6 kW peak.

The Champion 5500-Watt Dual Fuel Inverter is dual-fuel, the WEN GN6000 runs on gasoline.

The Champion 5500-Watt Dual Fuel Inverter has a 2.9 gal tank, the WEN GN6000 has a 3.4 gal tank.

The Champion 5500-Watt Dual Fuel Inverter has a 3-year warranty, the WEN GN6000 has a 2-year warranty.

The Champion 5500-Watt Dual Fuel Inverter has 120 V AC output, the WEN GN6000 120/240 V. Only 240 V output can run 240 V loads such as many well pumps, dryers and central AC.

The Champion 5500-Watt Dual Fuel Inverter can add extra batteries.

Specs side by side

	Champion 5500-Watt Dual Fuel Inverter	WEN GN6000
Running W	4000	5000
Peak W	5500	6000
Fuel	dual-fuel	gasoline
Tank (gal)	2.9	3.4
Run time @50 % (h)	—	7.5
Noise (dB)	70	—
CO shutoff	yes	—
Weight (lb)	85	—
Warranty (yr)	3	2
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Specs as read from manufacturer pages on 2026-10-26 / 2026-10-31. Specs one maker does not list are left out of the comparison. Sponsored links; we may earn a commission.

Common questions

Which has more running watts, Champion 5500-Watt Dual Fuel Inverter or WEN GN6000?

The WEN GN6000. More running watts: 5000 W vs 4000 W.

Which has the longer warranty, Champion 5500-Watt Dual Fuel Inverter or WEN GN6000?

The Champion 5500-Watt Dual Fuel Inverter. Longer warranty: 3 years vs 2 years.

More comparisons

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