Firman W01781 vs Westinghouse iGen2800DFc
What is the difference?
The Firman W01781 has 1.7 kW of running power, 2.1 kW peak. The Westinghouse iGen2800DFc has 2.2 kW of running power, 2.8 kW peak.
The Firman W01781 runs on gasoline, the Westinghouse iGen2800DFc is dual-fuel.
The Firman W01781 runs 9 h at half load, the Westinghouse iGen2800DFc runs 6 h at half load. The Firman W01781 runs longer on a tank.
The Firman W01781 has a 0.9 gal tank, the Westinghouse iGen2800DFc has a 1.1 gal tank.
The Firman W01781 weighs 46 lb, the Westinghouse iGen2800DFc weighs 45 lb.
Both have a 3-year warranty.
Both have 120 V AC output.
Specs side by side
| Firman W01781 | Westinghouse iGen2800DFc | |
|---|---|---|
| Running W | 1700 | 2200 |
| Peak W | 2100 | 2800 |
| Fuel | gasoline | dual-fuel |
| Tank (gal) | 0.9 | 1.1 |
| Run time @50 % (h) | 9 | 6 |
| Noise (dB) | 59 | — |
| CO shutoff | — | — |
| Weight (lb) | 46 | 45 |
| Warranty (yr) | 3 | 3 |
| Check on Amazon → | Check on Amazon → |
Specs as read from manufacturer pages on 2026-10-30 / 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, Firman W01781 or Westinghouse iGen2800DFc?
The Westinghouse iGen2800DFc. More running watts: 2200 W vs 1700 W.
More comparisons
- Firman W01781 vs Pulsar 2200W Dual Fuel Inverter
- Firman W01781 vs Yamaha EF2200iS
- Firman W01781 vs Champion 2500-Watt Dual Fuel Inverter
- Firman W01781 vs Generac 2500i
- Westinghouse iGen2800DFc vs Pulsar 2200W Dual Fuel Inverter
- Westinghouse iGen2800DFc vs Yamaha EF2200iS
- Westinghouse iGen2800DFc vs Champion 2500-Watt Dual Fuel Inverter
- Westinghouse iGen2800DFc vs Generac 2500i
Compare other models → · All Firman models · All Westinghouse models