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| Specification | DuroStar DS10000E | Genmax GM9000iE |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | No | Yes |
| Parallel capable | No | Yes |
| RV ready | Yes | Yes |
| Running watts | Winner: Winner: 8000 W | 7600 W |
| Starting watts | Winner: Winner: 10000 W | 9000 W |
| Noise (lower limit) | 72 dB | Winner: Winner: 62 dB |
| Weight | Winner: Winner: 218 lbs | 233.7 lbs |
| Run time @50% load | Winner: Winner: 10 h | Winner: Winner: 10 h |
| Run time @25% load | 22 h | 14.5 h |
| Fuel tank | 8.3 gal | 6.9 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 29 x 30 x 26 | 30.9 x 22.6 x 29.3 |
| Electrical | ||
| Voltage (AC) | 120/240 | 120/240 |
| Voltage (DC) | 12 | 5 |
| GFCI outlets | Yes | Yes |
| Covered outlets | No | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | ≤3% % |
| Engine | ||
| Engine | 439 cc OHV 4-stroke, cast iron sleeve | 458 cc Dinking OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 3 years | Not available |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 8000 W | 7600 W |
| Starting watts | 10000 W | 9000 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 | 10 h |
| Run time @25% load | 22 h | 14.5 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA | EPA, ANSI/PGMA G300-2023 |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | Bonded to frame |
| UPC | 811640013578 | 798357188662 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 8000 | 7600 |
| Starting Watts (Gasoline) | 10000 | 9000 |
| Runtime @ 50% Load (Gasoline) | 10 | 10 |
| Runtime @ 25% Load (Gasoline) | 22 | 14.5 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R) | 2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 439 | 458 |
| Cylinder Sleeve | Cast iron sleeve | Not available |
| Alternator Winding Material | Copper windings | Not available |
| Engine Oil Type | 10W-30 | 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 22 | 14.5 |
| Runtime @ 50% Load (Gasoline) | 10 | 10 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Included Accessories | Not available | Funnel, Tool kit, Key fob, and Battery |
| Warranty & identification | ||
| Commercial Warranty | 3 | Not available |
| Additional specs | ||
| Summary | The DuroStar DS10000E is an 8,000-watt gasoline generator built for users who need sustained power across multiple simultaneous loads. With 10,000 peak watts and an 8.3-gallon fuel tank, this unit can run a central air conditioning system, refrigerator, and several power tools at the same time, making it suitable for whole-home backup during outages or powering an active job site. The 439 cc OHV engine with cast iron sleeve delivers the raw output needed for construction equipment and heavy appliances without inverter complexity.
At 218 pounds with wheels included, this is a stationary power solution that moves when needed but stays put during operation. The three-year warranty and EPA/CARB compliance signal DuroStar's commitment to durability and emissions standards across all 50 states. | The Genmax GM9000iE is a 7,600-watt gasoline inverter generator built around a 458cc 4-stroke engine. It delivers 9,000 peak watts for starting large appliances like air conditioners and refrigerators, then sustains 7,600 running watts for simultaneous multi-device operation. The inverter topology keeps total harmonic distortion at 3% or below, protecting laptops, TVs, and other sensitive gear from electrical damage. |
