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| Specification | Genmax GM5500XiD | Westinghouse iGen5000DFc EFI |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Dual-Fuel |
| Inverter | Yes | Yes |
| Parallel capable | Yes | Yes |
| RV ready | Yes | Yes |
| Running watts | Winner: Winner: 4000 W | 3900 W |
| Starting watts | Winner: Winner: 5500 W | 5000 W |
| Noise (lower limit) | 68 dB | Winner: Winner: 52 dB |
| Weight | Winner: Winner: 68 lbs | 111 lbs |
| Run time @50% load | Not available | Not available |
| Run time @25% load | 11 h | Winner: Winner: 12 h |
| Fuel tank | 2.2 gal | 3.4 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 23.1 x 18.5 x 17.8 | 25.1 x 18.1 x 21.2 |
| 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 | 160 cc OHV 4-stroke engine. | 224 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 1 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 4000 W | 3900 W |
| Starting watts | 5500 W | 5000 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 | 8 h | Not available |
| Run time @25% load | 11 h | 18 h |
| Propane | Not available | Not available |
| Running watts | 3600 W | 3500 W |
| Starting watts | 4950 W | 4500 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 | 12.5 h | Not available |
| Run time @25% load | 17.5 h | 22 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA, ANSI/PGMA G300-2023 | CARB, EPA, ANSI/PGMA G300-2023 |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Floating | Floating |
| UPC | 860013299040 | 850060639050 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 4000 | 3900 |
| Running Watts (Propane) | 3600 | 3500 |
| Starting Watts (Gasoline) | 5500 | 5000 |
| Starting Watts (Propane) | 4950 | 4500 |
| Runtime @ 50% Load (Gasoline) | 8 | Not available |
| Runtime @ 50% Load (Propane) | 12.5 | Not available |
| Runtime @ 25% Load (Gasoline) | 11 | 18 |
| Runtime @ 25% Load (Propane) | 17.5 | 22 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R) | 1x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke engine | OHV 4-stroke |
| Engine Displacement | 160 | 224 |
| Engine Oil Type | SAE 10W/30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 11 | 18 |
| Runtime @ 50% Load (Gasoline) | 8 | Not available |
| Runtime @ 50% Load (Propane) | 12.5 | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | No | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Starting Components | Not available | Recoil, Electric, Remote |
| Included Accessories | Oil, funnel, tool kit, propane hose, and wheel kit | Oil, funnel, tool kit, key fob, battery charger, propane hose, and battery |
| Warranty & identification | ||
| Commercial Warranty | Not available | 3 |
| Additional specs | ||
| Summary | The Genmax GM5500XiD is a 4000-watt dual-fuel inverter generator that handles essential household loads, power tools, and RV systems simultaneously. Running on gasoline or propane, it delivers clean 3% THD output safe for laptops and televisions. At 68 pounds with a wheel kit included, this unit moves easily between storage and deployment. | The Westinghouse iGen5000DFc EFI is a dual fuel inverter generator offering 5000 peak watts and 3900 rated watts on gasoline, and 4500 peak watts and 3500 rated watts on propane. It features electronic fuel injection for improved fuel efficiency and reduced maintenance, along with a remote start, LED display, and up to 12 hours of run time at 25% load. |
