A-iPower AP3700i vs WEN DF475T
What is the difference?
The A-iPower AP3700i has 3.2 kW of running power, 3.7 kW peak. The WEN DF475T has 3.8 kW of running power, 4.75 kW peak.
The A-iPower AP3700i runs on gasoline, the WEN DF475T is dual-fuel.
The A-iPower AP3700i has a 2.6 gal tank, the WEN DF475T has a 4 gal tank.
The A-iPower AP3700i has a 3-year warranty, the WEN DF475T has a 2-year warranty.
The A-iPower AP3700i 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
| A-iPower AP3700i | WEN DF475T | |
|---|---|---|
| Running W | 3200 | 3800 |
| Peak W | 3700 | 4750 |
| Fuel | gasoline | dual-fuel |
| Tank (gal) | 2.6 | 4 |
| Run time @50 % (h) | — | 11 |
| Noise (dB) | 62 | — |
| CO shutoff | yes | — |
| Weight (lb) | 103 | — |
| Warranty (yr) | 3 | 2 |
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Specs as read from manufacturer pages on 2026-11-03 / 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, A-iPower AP3700i or WEN DF475T?
The WEN DF475T. More running watts: 3800 W vs 3200 W.
Which has the longer warranty, A-iPower AP3700i or WEN DF475T?
The A-iPower AP3700i. Longer warranty: 3 years vs 2 years.
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