Champion 7000W Dual Fuel (100155) vs Firman H08051 Dual Fuel 8000W
The Firman H08051 Dual Fuel 8000W is the more powerful unit: 8,000 running watts against 7,000 — about 13% more capacity for the Firman H08051 Dual Fuel 8000W.
| Champion 7000W Dual Fuel (100155) | Firman H08051 Dual Fuel 8000W | |
|---|---|---|
| Type | portable | portable |
| Fuel | gasoline, propane | gasoline, propane |
| Running watts (gas / LP for standby) | 7000 W | 8000 W |
| Starting watts (gas) | 9000 W | 10000 W |
| Running watts (propane) | 6300 W | 7250 W |
| Starting watts (propane) | 8100 W | 9050 W |
| Noise level | — | 74 dBA |
| Runtime at 50% load (gas) | — | 12 h |
| Fuel tank | 6.1 gal | 8 gal |
| Output voltage | 120/240V | 120/240V |
| Start type | electric | electric |
| Engine displacement | 439 cc | 439 cc |
| Weight | 202.4 lb | 212 lb |
Frequently asked questions
Which is more powerful, the Champion 7000W Dual Fuel (100155) or the Firman H08051 Dual Fuel 8000W?
The Firman H08051 Dual Fuel 8000W, at 8,000 running watts on its best fuel versus 7,000 W. Remember that dual-fuel and natural-gas ratings are lower than gasoline ratings — the comparison table shows the published per-fuel figures.
Where do these specifications come from?
Every record on BackupAtlas is hand-curated from manufacturer documentation and spec sheets, and each generator page links to its source document.