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| Specification | DuroMax XP10000E | Yamaha EF5500DE |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 8000 W | 4500 W |
| Starting watts | Winner: Winner: 10000 W | 5500 W |
| Noise (lower limit) | Winner: Winner: 72 dB | 74.1 dB |
| Weight | Winner: Winner: 218 lbs | 238.1 lbs |
| Run time @50% load | 10 h | Winner: Winner: 13.5 h |
| Run time @25% load | 22 h | Not available |
| Fuel tank | 8.3 gal | 6.9 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 29 x 30 x 26 | 29.1 x 29 x 31.5 in |
| Electrical | ||
| Voltage (AC) | 120/240V 60 Hz | 120/240V 60 Hz |
| Voltage (DC) | 12V | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | No | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | DuroMax OHV 4-stroke, cast iron sleeve | Yamaha MZ360 OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil, Electric |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 8000 W | 4500 W |
| Starting watts | 10000 W | 5500 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 | 10 h | 13.5 h |
| Run time @25% load | 22 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | true |
| UPC | 891784001006 | 765053823098 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 8000 | 4500 |
| Starting Watts (Gasoline) | 10000 | 5500 |
| Runtime @ 50% Load (Gasoline) | 10 | 13.5 |
| Runtime @ 25% Load (Gasoline) | 22 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R) | 2x Duplex 120V 20A (5-20R) 1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 439 | 358 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Alternator Winding Material | Copper windings | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 22 | Not available |
| Runtime @ 50% Load (Gasoline) | 10 | 13.5 |
| Controls & display | ||
| Display Type | Not available | Data center |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | No | Yes |
| Carbon Monoxide Monitoring | No | Yes |
| Included equipment | ||
| Starting Components | Recoil, Electric | Not available |
| Documentation | Not available | Data center |
| Included Accessories | Funnel, tool kit, battery, and wheel kit | Tool kit, battery, and wheel kit |
| Warranty & identification | ||
| Residential Warranty | 3 | Not available |
| Commercial Warranty | 3 | Not available |
| Part Number | Not available | EF55DEX |
| Additional specs | ||
| Summary | The DuroMax XP10000E is a gasoline-powered generator with a rated wattage of 8000 watts and a peak wattage of 10000 watts. It features both recoil and electric starting options. | The Yamaha EF5500DE is a versatile dual 120/240 volt generator, ideal for emergency backup power for home, cottage, or business, as well as primary power on job sites. It features a 358cc OHV engine, electric start, and offers 5500 watts maximum AC output with outstanding fuel efficiency. |