Generac 2500i vs WEN DF280iX
What is the difference?
The Generac 2500i has 2.2 kW of running power, 2.5 kW peak. The WEN DF280iX has 2.25 kW of running power, 2.8 kW peak.
The Generac 2500i runs 4.5 h at half load, the WEN DF280iX runs 9 h at half load. The WEN DF280iX runs longer on a tank.
The Generac 2500i has a 1 gal tank, the WEN DF280iX has a 1.6 gal tank.
The Generac 2500i weighs 49 lb, the WEN DF280iX weighs 45 lb. The WEN DF280iX is easier to carry.
Specs side by side
| Generac 2500i | WEN DF280iX | |
|---|---|---|
| Running W | 2200 | 2250 |
| Peak W | 2500 | 2800 |
| Fuel | — | dual-fuel |
| Tank (gal) | 1 | 1.6 |
| Run time @50 % (h) | 4.5 | 9 |
| Noise (dB) | — | 60 |
| CO shutoff | yes | yes |
| Weight (lb) | 49 | 45 |
| Warranty (yr) | — | 3 |
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Specs as read from manufacturer pages on 2026-10-26 / 2026-11-04. Specs one maker does not list are left out of the comparison. Sponsored links; we may earn a commission.
Common questions
Which is lighter, Generac 2500i or WEN DF280iX?
The WEN DF280iX. Lighter: 45 lb vs 49 lb.
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