Compare Generators Side-by-Side
Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.
- DuroMax XP13000EH
- Genmax GM6250iET
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 @50%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
| Specification | DuroMax XP13000EH | Genmax GM6250iET |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Tri-Fuel |
| Inverter | No | Yes |
| Parallel capable | No | Yes |
| RV ready | Yes | Yes |
| Running watts | Winner: Winner: 10500 W | 5500 W |
| Starting watts | Winner: Winner: 13000 W | 6250 W |
| Noise (lower limit) | 74 dB | Winner: Winner: 66 dB |
| Weight | 234 lbs | Winner: Winner: 102.6 lbs |
| Run time @50% load | Winner: Winner: 8 h | Not available |
| Run time @25% load | 17 h | 10 h |
| Fuel tank | 8.3 gal | 3 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 29 x 30 x 26 | 22.8 x 17.8 x 19.7 |
| Electrical | ||
| Voltage (AC) | 120/240V 60 Hz | 120/240 |
| Voltage (DC) | 12 | 5 |
| GFCI outlets | Yes | Yes |
| Covered outlets | No | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | 12 % | 3 % |
| Engine | ||
| Engine | 500 cc DuroMax OHV 4-stroke, cast iron sleeve | 224 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 10500 W | 5500 W |
| Starting watts | 13000 W | 6250 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 | 17 h | 10 h |
| Propane | Not available | Not available |
| Running watts | 9975 W | 5000 W |
| Starting watts | Not available | 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 | 3 h | Not available |
| Run time @25% load | Not available | 11 h |
| Natural gas | Not available | Not available |
| Running watts | Not available | 4500 W |
| Starting watts | Not available | 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 | Not available | Not available |
| Run time @25% load | Not available | Not available |
| 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 | true |
| UPC | 811640015725 | 784482491296 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 10500 | 5500 |
| Running Watts (Propane) | 9975 | 5000 |
| Running Watts (Natural Gas) | Not available | 4500 |
| Starting Watts (Gasoline) | 13000 | 6250 |
| Starting Watts (Propane) | Not available | 5500 |
| Starting Watts (Natural Gas) | Not available | 5000 |
| Runtime @ 50% Load (Gasoline) | 8 | Not available |
| Runtime @ 50% Load (Propane) | 3 | Not available |
| Runtime @ 25% Load (Gasoline) | 17 | 10 |
| Runtime @ 25% Load (Propane) | Not available | 11 |
| 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) | 1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 50A (14-50R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke, cast iron sleeve | 224 cc OHV 4-stroke |
| Engine Displacement | 500 | 224 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Alternator Winding Material | Copper | Not available |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 17 | 10 |
| Runtime @ 50% Load (Gasoline) | 8 | Not available |
| Runtime @ 50% Load (Propane) | 3 | Not available |
| Safety & compliance | ||
| Overload Protection System | Not available | Low oil and overload protection, CO monitoring |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | No | Yes |
| Included equipment | ||
| Mobility Components | Yes | Not available |
| Starting Components | Not available | Recoil, Electric, Remote |
| Included Accessories | Funnel, tool kit, propane hose, battery charging cables, battery, and wheel kit | Funnel, tool kit, key fob, battery charger, cover, and battery |
| Warranty & identification | ||
| Commercial Warranty | 3 | 3 |
| Additional specs | ||
| Summary | The DuroMax XP13000EH is a 10,500-watt dual-fuel generator built to handle serious backup power demands. Running on gasoline or propane, it delivers enough sustained output to power multiple household appliances simultaneously, including refrigerators, water heaters, and air conditioning units during extended outages. The 13,000-watt peak capacity means it can start high-inrush devices like compressors and pumps without strain. This wattage class sits at the threshold between portable and semi-stationary power, making it suitable for homeowners who need whole-home backup rather than just essential circuits. | The Genmax GM6250iET is a 5,500-watt tri-fuel inverter generator built for users who need substantial backup power without sacrificing electronics protection. Its 3% THD rating means it can safely power laptops, refrigerators, and air conditioning units simultaneously, while the tri-fuel capability lets owners switch between gasoline, propane, and natural gas depending on availability. This combination of clean power and fuel flexibility makes it a practical choice for RV owners, homeowners facing extended outages, and job sites where power quality matters as much as raw wattage. |
- Most PowerfulDuroMax XP13000EH10500W running
- QuietestGenmax GM6250iET66 dB
- Longest RuntimeDuroMax XP13000EH8h at 50% load
Where to buy
Prices can change. We update these automatically.
DuroMax XP13000EH
Store links
No links yet.
Genmax GM6250iET
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.