Firman H08051 Dual Fuel 8000W vs Westinghouse WGen6000

The Firman H08051 Dual Fuel 8000W is the more powerful unit: 8,000 running watts against 6,000 — about 25% more capacity for the Firman H08051 Dual Fuel 8000W. The Westinghouse WGen6000 is the quieter of the two (72 dBA vs 74 dBA — though manufacturers measure noise at different loads and distances). The Firman H08051 Dual Fuel 8000W offers more fuel flexibility (gasoline, propane) where the Westinghouse WGen6000 runs on gasoline.

Firman H08051 Dual Fuel 8000W Westinghouse WGen6000
Type portable portable
Fuel gasoline, propane gasoline
Running watts (gas / LP for standby) 8000 W 6000 W
Starting watts (gas) 10000 W 7500 W
Running watts (propane) 7250 W
Starting watts (propane) 9050 W
Noise level 74 dBA 72 dBA
Runtime at 50% load (gas) 12 h
Fuel tank 8 gal 6.6 gal
Output voltage 120/240V 120/240V
Transfer-switch-ready outlet 30 A
Start type electric electric
Engine displacement 439 cc 420 cc
Weight 212 lb 174 lb

Frequently asked questions

Which is more powerful, the Firman H08051 Dual Fuel 8000W or the Westinghouse WGen6000?

The Firman H08051 Dual Fuel 8000W, at 8,000 running watts on its best fuel versus 6,000 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.