Firman W03383 vs Generac iQ5200
What is the difference?
The Firman W03383 has 3.3 kW of running power, 3.65 kW peak. The Generac iQ5200 has 3.9 kW of running power, 5.2 kW peak.
The Firman W03383 runs on gasoline, the Generac iQ5200 is dual-fuel.
The Firman W03383 has a 1.8 gal tank, the Generac iQ5200 has a 3.2 gal tank.
The Firman W03383 weighs 901 lb, the Generac iQ5200 weighs 111 lb. The Generac iQ5200 is easier to carry.
Specs side by side
| Firman W03383 | Generac iQ5200 | |
|---|---|---|
| Running W | 3300 | 3900 |
| Peak W | 3650 | 5200 |
| Fuel | gasoline | dual-fuel |
| Tank (gal) | 1.8 | 3.2 |
| Run time @50 % (h) | — | 9 |
| Noise (dB) | — | — |
| CO shutoff | — | yes |
| Weight (lb) | 901 | 111 |
| Warranty (yr) | 3 | — |
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Specs as read from manufacturer pages on 2026-10-26 / 2026-10-25. 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, Firman W03383 or Generac iQ5200?
The Generac iQ5200. More running watts: 3900 W vs 3300 W.
Which is lighter, Firman W03383 or Generac iQ5200?
The Generac iQ5200. Lighter: 111 lb vs 901 lb.
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Compare other models → · All Firman models · All Generac models