Champion 7500W Dual Fuel with CO Shield (201281) vs Firman T07571 Tri-Fuel 7500W
Both units carry the same best-fuel running rating: 7,500 W. The Firman T07571 Tri-Fuel 7500W offers more fuel flexibility (gasoline, propane, natural gas) where the Champion 7500W Dual Fuel with CO Shield (201281) runs on gasoline and propane.
| Champion 7500W Dual Fuel with CO Shield (201281) | Firman T07571 Tri-Fuel 7500W | |
|---|---|---|
| Type | portable | portable |
| Fuel | gasoline, propane | gasoline, propane, natural-gas |
| Running watts (gas / LP for standby) | 7500 W | 7500 W |
| Starting watts (gas) | 9375 W | 9400 W |
| Running watts (propane) | 6750 W | 6750 W |
| Starting watts (propane) | 8400 W | 8450 W |
| Running watts (natural gas) | — | 5500 W |
| Starting watts (natural gas) | — | 6900 W |
| Noise level | 74 dBA | 74 dBA |
| Runtime at 50% load (gas) | 10 h | — |
| Runtime at 25% load (gas) | — | 12 h |
| Fuel tank | 7.7 gal | 8 gal |
| Output voltage | 120/240V | 120/240V |
| Transfer-switch-ready outlet | — | 30 A |
| Outlets | 2x GFCI 5-20R duplex, L5-30R, L14-30R | — |
| Start type | electric | electric |
| CO safety shutoff | Yes | — |
| Engine displacement | 439 cc | 439 cc |
| Weight | 205 lb | 213 lb |
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