Generac iQ5200 vs WEN DG4500iX
What is the difference?
The Generac iQ5200 has 3.9 kW of running power, 5.2 kW peak. The WEN DG4500iX has 3.65 kW of running power, 4.5 kW peak.
Both are dual-fuel.
The Generac iQ5200 runs 9 h at half load, the WEN DG4500iX runs 12 h at half load. The WEN DG4500iX runs longer on a tank.
The Generac iQ5200 has a 3.2 gal tank, the WEN DG4500iX has a 4 gal tank.
Specs side by side
| Generac iQ5200 | WEN DG4500iX | |
|---|---|---|
| Running W | 3900 | 3650 |
| Peak W | 5200 | 4500 |
| Fuel | dual-fuel | dual-fuel |
| Tank (gal) | 3.2 | 4 |
| Run time @50 % (h) | 9 | 12 |
| Noise (dB) | — | — |
| CO shutoff | yes | yes |
| Weight (lb) | 111 | — |
| Warranty (yr) | — | 3 |
| Check on Amazon → | Check on Amazon → |
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 DG4500iX?
The Generac iQ5200. More running watts: 3900 W vs 3650 W.
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