Champion 5500-Watt Dual Fuel vs Yamaha EF6300iSDE
What is the difference?
The Champion 5500-Watt Dual Fuel has 5.5 kW of running power, 6.88 kW peak. The Yamaha EF6300iSDE has 5.5 kW of running power, 6.3 kW peak.
The Champion 5500-Watt Dual Fuel has a 7.7 gal tank, the Yamaha EF6300iSDE has a 4.5 gal tank.
The Champion 5500-Watt Dual Fuel weighs 170 lb, the Yamaha EF6300iSDE weighs 216 lb. The Champion 5500-Watt Dual Fuel is easier to carry.
Both have a 3-year warranty.
Specs side by side
| Champion 5500-Watt Dual Fuel | Yamaha EF6300iSDE | |
|---|---|---|
| Running W | 5500 | 5500 |
| Peak W | 6875 | 6300 |
| Fuel | dual-fuel | — |
| Tank (gal) | 7.7 | 4.5 |
| Run time @50 % (h) | 11 | — |
| Noise (dB) | 74 | — |
| CO shutoff | yes | — |
| Weight (lb) | 170 | 216 |
| Warranty (yr) | 3 | 3 |
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Specs as read from manufacturer pages on 2026-10-25 / 2026-10-26. 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 5500-Watt Dual Fuel or Yamaha EF6300iSDE?
The Champion 5500-Watt Dual Fuel. Lighter: 170 lb vs 216 lb.
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