Generac iQ5200 vs WEN 56455i
What is the difference?
The Generac iQ5200 has 3.9 kW of running power, 5.2 kW peak. The WEN 56455i has 3.5 kW of running power, 4.5 kW peak.
The Generac iQ5200 is dual-fuel, the WEN 56455i runs on gasoline.
The Generac iQ5200 runs 9 h at half load, the WEN 56455i runs 8.5 h at half load. The Generac iQ5200 runs longer on a tank.
The Generac iQ5200 has a 3.2 gal tank, the WEN 56455i has a 2.2 gal tank.
Specs side by side
| Generac iQ5200 | WEN 56455i | |
|---|---|---|
| Running W | 3900 | 3500 |
| Peak W | 5200 | 4500 |
| Fuel | dual-fuel | gasoline |
| Tank (gal) | 3.2 | 2.2 |
| Run time @50 % (h) | 9 | 8.5 |
| Noise (dB) | — | 57 |
| CO shutoff | yes | — |
| Weight (lb) | 111 | — |
| Warranty (yr) | — | 2 |
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Specs as read from manufacturer pages on 2026-10-25 / 2026-10-26. 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 iQ5200 or WEN 56455i?
The Generac iQ5200. More running watts: 3900 W vs 3500 W.
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