Generac 2500i vs Westinghouse iGen2800DFc
What is the difference?
The Generac 2500i has 2.2 kW of running power, 2.5 kW peak. The Westinghouse iGen2800DFc has 2.2 kW of running power, 2.8 kW peak.
The Generac 2500i runs 4.5 h at half load, the Westinghouse iGen2800DFc runs 6 h at half load. The Westinghouse iGen2800DFc runs longer on a tank.
The Generac 2500i has a 1 gal tank, the Westinghouse iGen2800DFc has a 1.1 gal tank.
The Generac 2500i weighs 49 lb, the Westinghouse iGen2800DFc weighs 45 lb. The Westinghouse iGen2800DFc is easier to carry.
Specs side by side
| Generac 2500i | Westinghouse iGen2800DFc | |
|---|---|---|
| Running W | 2200 | 2200 |
| Peak W | 2500 | 2800 |
| Fuel | — | dual-fuel |
| Tank (gal) | 1 | 1.1 |
| Run time @50 % (h) | 4.5 | 6 |
| Noise (dB) | — | — |
| CO shutoff | yes | — |
| Weight (lb) | 49 | 45 |
| Warranty (yr) | — | 3 |
| Check on Amazon → | Check on Amazon → |
Specs as read from manufacturer pages on 2026-10-26 / 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 is lighter, Generac 2500i or Westinghouse iGen2800DFc?
The Westinghouse iGen2800DFc. Lighter: 45 lb vs 49 lb.
More comparisons
- Generac 2500i vs Pulsar 2200W Dual Fuel Inverter
- Generac 2500i vs Yamaha EF2200iS
- Generac 2500i vs Champion 2500-Watt Dual Fuel Inverter
- Generac 2500i vs Honda EU3200i
- 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 Honda EU3200i
Compare other models → · All Generac models · All Westinghouse models