Generac iQ5200 vs Westinghouse WGen3600
What is the difference?
The Generac iQ5200 has 3.9 kW of running power, 5.2 kW peak. The Westinghouse WGen3600 has 3.6 kW of running power, 4.65 kW peak.
The Generac iQ5200 is dual-fuel, the Westinghouse WGen3600 runs on gasoline.
The Generac iQ5200 runs 9 h at half load, the Westinghouse WGen3600 runs 10.5 h at half load. The Westinghouse WGen3600 runs longer on a tank.
The Generac iQ5200 has a 3.2 gal tank, the Westinghouse WGen3600 has a 4 gal tank.
The Generac iQ5200 weighs 111 lb, the Westinghouse WGen3600 weighs 105 lb. The Westinghouse WGen3600 is easier to carry.
Specs side by side
| Generac iQ5200 | Westinghouse WGen3600 | |
|---|---|---|
| Running W | 3900 | 3600 |
| Peak W | 5200 | 4650 |
| Fuel | dual-fuel | gasoline |
| Tank (gal) | 3.2 | 4 |
| Run time @50 % (h) | 9 | 10.5 |
| Noise (dB) | — | 68 |
| CO shutoff | yes | — |
| Weight (lb) | 111 | 105 |
| Warranty (yr) | — | 3 |
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Specs as read from manufacturer pages on 2026-10-25 / 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 has more running watts, Generac iQ5200 or Westinghouse WGen3600?
The Generac iQ5200. More running watts: 3900 W vs 3600 W.
Which is lighter, Generac iQ5200 or Westinghouse WGen3600?
The Westinghouse WGen3600. Lighter: 105 lb vs 111 lb.
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Compare other models → · All Generac models · All Westinghouse models