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Champion 2500-Watt Dual Fuel Inverter vs Yamaha EF2200iS

What is the difference?

The Champion 2500-Watt Dual Fuel Inverter has 1.85 kW of running power, 2.5 kW peak. The Yamaha EF2200iS has 1.8 kW of running power, 2.2 kW peak.

The Champion 2500-Watt Dual Fuel Inverter has a 1 gal tank, the Yamaha EF2200iS has a 1.2 gal tank.

The Champion 2500-Watt Dual Fuel Inverter weighs 43 lb, the Yamaha EF2200iS weighs 55 lb. The Champion 2500-Watt Dual Fuel Inverter is easier to carry.

Both have a 3-year warranty.

The Champion 2500-Watt Dual Fuel Inverter can add extra batteries.

Specs side by side

Champion 2500-Watt Dual Fuel InverterYamaha EF2200iS
Running W18501800
Peak W25002200
Fueldual-fuel—
Tank (gal)11.2
Run time @50 % (h)——
Noise (dB)53—
CO shutoffyes—
Weight (lb)4355
Warranty (yr)33
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Specs as read from manufacturer pages on 2026-10-26 / 2026-10-25. Specs one maker does not list are left out of the comparison. Sponsored links; we may earn a commission.

Common questions

Which is lighter, Champion 2500-Watt Dual Fuel Inverter or Yamaha EF2200iS?

The Champion 2500-Watt Dual Fuel Inverter. Lighter: 43 lb vs 55 lb.

More comparisons

Compare other models → · All Champion models · All Yamaha models