GenMax GM3500iAED vs WEN DF475T
What is the difference?
The GenMax GM3500iAED has 3.2 kW of running power, 3.5 kW peak. The WEN DF475T has 3.8 kW of running power, 4.75 kW peak.
Both are dual-fuel.
The GenMax GM3500iAED has a 1.7 gal tank, the WEN DF475T has a 4 gal tank.
The GenMax GM3500iAED has 120 V AC output, the WEN DF475T 120/240 V. Only 240 V output can run 240 V loads such as many well pumps, dryers and central AC.
Specs side by side
| GenMax GM3500iAED | WEN DF475T | |
|---|---|---|
| Running W | 3200 | 3800 |
| Peak W | 3500 | 4750 |
| Fuel | dual-fuel | dual-fuel |
| Tank (gal) | 1.7 | 4 |
| Run time @50 % (h) | — | 11 |
| Noise (dB) | — | — |
| CO shutoff | yes | — |
| Weight (lb) | 56 | — |
| Warranty (yr) | — | 2 |
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Specs as read from manufacturer pages on 2026-10-31 / 2026-10-25. Specs one maker does not list are left out of the comparison. Sponsored links; we may earn a commission.
Common questions
Which has more running watts, GenMax GM3500iAED or WEN DF475T?
The WEN DF475T. More running watts: 3800 W vs 3200 W.
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