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Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.
- Genmax GM2800iAE
- Westinghouse iGen2800
Quick charts
Each chart uses its own Y-axis scale (so numbers are comparable within a chart).
Running watts
W
Starting watts
W
Noise
dB
Runtime @25%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
| Specification | Genmax GM2800iAE | Westinghouse iGen2800 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | Yes | Yes |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 2500 W | 2200 W |
| Starting watts | Winner: Winner: 2800 W | Winner: Winner: 2800 W |
| Noise (lower limit) | 62 dB | Winner: Winner: 52 dB |
| Weight | 54 lbs | Winner: Winner: 46.3 lbs |
| Run time @50% load | Not available | Not available |
| Run time @25% load | 10 h | Winner: Winner: 12 h |
| Fuel tank | 1.7 gal | 1 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 20.7 x 12.2 x 19.7 | 19.8 x 11.4 x 17.9 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 5 | 5 |
| GFCI outlets | No | No |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | 3 % | <3% % |
| Engine | ||
| Engine | 145 cc Dinking OHV 4-stroke | Westinghouse OHV 4-stroke 98 cc |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Recoil |
| Warranty | ||
| Warranty | 1 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 2500 W | 2200 W |
| Starting watts | 2800 W | 2800 W |
| Running amps (120V) | Not available | Not available |
| Running amps (240V) | Not available | Not available |
| Peak amps (120V) | Not available | Not available |
| Peak amps (240V) | Not available | Not available |
| Run time @50% load | Not available | Not available |
| Run time @25% load | 10 h | 12 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | Floating |
| UPC | Not available | 855464003896 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 2500 | 2200 |
| Starting Watts (Gasoline) | 2800 | 2800 |
| Runtime @ 25% Load (Gasoline) | 10 | 12 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (TT-30R) | 1x Duplex 120V 20A (5-20R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Dinking OHV 4-stroke | Westinghouse OHV 4-stroke |
| Engine Displacement | 145 | 98 |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 10 | 12 |
| Safety & compliance | ||
| Overload Protection System | Not available | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Not available | Oil, funnel, and tool kit |
| Warranty & identification | ||
| Commercial Warranty | Not available | 3 |
| Additional specs | ||
| Summary | The Genmax GM2800iAE is a 2800-watt gasoline inverter generator with CO Detect, suitable for emergency home power, outdoor activities, and RV use. Its inverter technology ensures clean power for sensitive electronics and it features multiple starting options for convenience. | The Westinghouse iGen2800 is a portable inverter generator delivering 2,800 peak watts and 2,200 running watts, ideal for home backup and recreational use. It features a 98cc 4-stroke engine, operates as low as 52 dBA, and offers up to 12 hours of runtime at 25% load. |
- Most PowerfulGenmax GM2800iAE2500W running
- QuietestWestinghouse iGen280052 dB
- Longest Runtimeh at 50% load
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Genmax GM2800iAE
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Westinghouse iGen2800
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