Generac 2500i vs WEN 56203i
What is the difference?
The Generac 2500i has 2.2 kW of running power, 2.5 kW peak. The WEN 56203i has 1.7 kW of running power, 2 kW peak.
The Generac 2500i runs 4.5 h at half load, the WEN 56203i runs 7 h at half load. The WEN 56203i runs longer on a tank.
The Generac 2500i has a 1 gal tank, the WEN 56203i has a 1 gal tank.
The Generac 2500i weighs 49 lb, the WEN 56203i weighs 39 lb. The WEN 56203i is easier to carry.
Specs side by side
| Generac 2500i | WEN 56203i | |
|---|---|---|
| Running W | 2200 | 1700 |
| Peak W | 2500 | 2000 |
| Fuel | — | gasoline |
| Tank (gal) | 1 | 1 |
| Run time @50 % (h) | 4.5 | 7 |
| Noise (dB) | — | — |
| CO shutoff | yes | — |
| Weight (lb) | 49 | 39 |
| Warranty (yr) | — | 2 |
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Specs as read from manufacturer pages on 2026-10-26 / 2026-10-31. 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, Generac 2500i or WEN 56203i?
The Generac 2500i. More running watts: 2200 W vs 1700 W.
Which is lighter, Generac 2500i or WEN 56203i?
The WEN 56203i. Lighter: 39 lb vs 49 lb.
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