WEN 56380i Inverter vs Westinghouse iGen4500DF Dual Fuel
The Westinghouse iGen4500DF Dual Fuel is the more powerful unit: 3,700 running watts against 3,400 — about 8% more capacity for the Westinghouse iGen4500DF Dual Fuel. The Westinghouse iGen4500DF Dual Fuel is the quieter of the two (52 dBA vs 57 dBA — though manufacturers measure noise at different loads and distances). The Westinghouse iGen4500DF Dual Fuel offers more fuel flexibility (gasoline, propane) where the WEN 56380i Inverter runs on gasoline.
| WEN 56380i Inverter | Westinghouse iGen4500DF Dual Fuel | |
|---|---|---|
| Type | inverter | inverter |
| Fuel | gasoline | gasoline, propane |
| Running watts (gas / LP for standby) | 3400 W | 3700 W |
| Starting watts (gas) | 3800 W | 4500 W |
| Running watts (propane) | — | 3330 W |
| Starting watts (propane) | — | 4050 W |
| Noise level | 57 dBA | 52 dBA |
| Runtime at 50% load (gas) | 8.5 h | — |
| Runtime at 25% load (gas) | — | 18 h |
| Fuel tank | 2.2 gal | 3.4 gal |
| Output voltage | 120V | 120V |
| Outlets | 2x 5-20R, TT-30R, 12V DC, 2x USB | — |
| Start type | electric | remote electric |
| Parallel capable | Yes | — |
| Engine displacement | 212 cc | — |
| Weight | 99.2 lb | 98 lb |
| Warranty | 2 yr | — |
Frequently asked questions
Which is more powerful, the WEN 56380i Inverter or the Westinghouse iGen4500DF Dual Fuel?
The Westinghouse iGen4500DF Dual Fuel, at 3,700 running watts on its best fuel versus 3,400 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.