Westinghouse iGen2550c
#3 in SmallFull review
A light, quiet camping and tailgating generator with an RV outlet and CO shutoff. Good for running a fridge, lights and electronics in an outage.
Amazon $479$479
The Westinghouse iGen2550c is the better inverter generator overall, rated 3.8 to 3.3. The Westinghouse iGen2550c leads on CO safety, run time and warranty. The WEN 56235i costs $50 less ($429 vs $479).
WEN 56235i
#8 in SmallFull review
A cheap, light inverter for camping and charging electronics. Pay more for a model with CO shutoff if it will run near a house.
Amazon $429$429
Prices were last checked October 22, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Westinghouse iGen2550c for CO safety (shuts off when carbon monoxide builds up vs no CO shutoff), run time (11 hours on a tank at 25% load vs 7.5 hours on a tank at 25% load (scaled from 50%)) and warranty (3-year warranty vs 2-year warranty).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every small inverter generator; a clear win is highlighted. How we rank explains each one.
| Factor weight | Westinghouse iGen2550c | WEN 56235i |
|---|---|---|
| Overall rating | 3.8/5 | 3.3/5 |
| Value 30% | 87 $0.25 per running watt | 94 $0.23 per running watt |
| Quiet 20% | 71 52 dBA at light load, maker rating | 79 51 dBA at light load, maker rating |
| Run time 15% | 70 11 hours on a tank at 25% load | 35 7.5 hours on a tank at 25% load (scaled from 50%) |
| Fuel options 10% | 0 gasoline only | 0 gasoline only |
| CO safety 10% | 100 shuts off when carbon monoxide builds up | 0 no CO shutoff |
| Warranty 10% | 50 3-year warranty | 25 2-year warranty |
| Starting 5% | 0 pull start only | 0 pull start only |
Specifications
| Westinghouse iGen2550c | WEN 56235i | |
|---|---|---|
| Output | ||
| Gasoline | 1,900 W running, 2,550 W starting | 1,900 W running, 2,350 W starting |
| Outlets | 2 × 120 V, TT-30 (RV), USB | 2 × 120 V, USB |
| Parallel capable | Yes | Yes |
| Total harmonic distortion | under 3% | under 1.2% |
| Price per watt | $0.25 | $0.23 |
| Fuel and run time | ||
| Fuel | Gasoline | Gasoline |
| Tank | 1.1 gal | 1.1 gal |
| Run time (gasoline) | 11 hr at 25% load | 5.7 hr at 50% load |
| Engine | 80 cc | 79 cc |
| Noise and safety | ||
| Rated noise (light load) | 52 dBA | 51 dBA |
| CO shutoff | Yes | No |
| CARB compliant | No | - |
| Build | ||
| Starting | Recoil (pull) | Recoil (pull) |
| App | No | No |
| Wheels | No | No |
| Dimensions | 18.5 x 11 x 18 in | 17.3 x 11.5 x 17.7 in |
| Weight | 40 lb | 39 lb |
| Warranty | 3 years | 2 years |