Champion 3800W Dual Fuel (76533) vs DuroMax XP5500EH Dual Fuel
The DuroMax XP5500EH Dual Fuel is the more powerful unit: 4,500 running watts against 3,800 — about 16% more capacity for the DuroMax XP5500EH Dual Fuel. The DuroMax XP5500EH Dual Fuel runs longer at half load — 9 hours on its 4-gallon tank vs 8 hours.
| Champion 3800W Dual Fuel (76533) | DuroMax XP5500EH Dual Fuel | |
|---|---|---|
| Type | portable | portable |
| Fuel | gasoline, propane | gasoline, propane |
| Running watts (gas / LP for standby) | 3800 W | 4500 W |
| Starting watts (gas) | 4750 W | 5500 W |
| Running watts (propane) | 3420 W | 4275 W |
| Starting watts (propane) | 4275 W | 5225 W |
| Noise level | 68 dBA | — |
| Runtime at 50% load (gas) | 8 h | 9 h |
| Fuel tank | — | 4 gal |
| Output voltage | — | 120/240V |
| Start type | electric | electric |
| Engine displacement | 224 cc | 224 cc |
| Weight | — | 124 lb |
| Warranty | 2 yr | — |
Frequently asked questions
Which is more powerful, the Champion 3800W Dual Fuel (76533) or the DuroMax XP5500EH Dual Fuel?
The DuroMax XP5500EH Dual Fuel, at 4,500 running watts on its best fuel versus 3,800 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.