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| Specification | DuroMax XP4850HX | Ryobi RY904500 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | Yes |
| Running watts | Winner: Winner: 3850 W | 3600 W |
| Starting watts | Winner: Winner: 4850 W | 4500 W |
| Noise (lower limit) | Winner: Winner: 69 dB | 82 dB |
| Weight | 126 lbs | Winner: Winner: 115 lbs |
| Run time @50% load | Winner: Winner: 10 h | Winner: Winner: 10 h |
| Run time @25% load | 23 h | Not available |
| Fuel tank | 4 gal | 4 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 23 x 25 x 22 | 24 x 26 x 20 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 5 | Not available |
| GFCI outlets | Yes | No |
| Covered outlets | No | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | 210 cc OHV 4-stroke, cast iron sleeve | 212 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil |
| Warranty | ||
| Warranty | 5 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3850 W | 3600 W |
| Starting watts | 4850 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 | 10 h | 10 h |
| Run time @25% load | 23 h | Not available |
| Propane | Not available | Not available |
| Running watts | 3650 W | Not available |
| Starting watts | 4600 W | Not available |
| 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 | 9 h | Not available |
| Run time @25% load | 18 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | false |
| Compliance | CARB, EPA | EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | Not available |
| UPC | 811640016197 | 46396056023 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3850 | 3600 |
| Running Watts (Propane) | 3650 | Not available |
| Starting Watts (Gasoline) | 4850 | 4500 |
| Starting Watts (Propane) | 4600 | Not available |
| Runtime @ 50% Load (Gasoline) | 10 | 10 |
| Runtime @ 50% Load (Propane) | 9 | Not available |
| Runtime @ 25% Load (Gasoline) | 23 | Not available |
| Runtime @ 25% Load (Propane) | 18 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R) | 2x Duplex 120V 20A (5-20R) 1x 120V 30A (TT-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 210 | 212 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Alternator Winding Material | Copper windings | Not available |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 23 | Not available |
| Runtime @ 50% Load (Gasoline) | 10 | 10 |
| Runtime @ 50% Load (Propane) | 9 | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Low oil and overload protection |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Mobility Components | Yes | Not available |
| Starting Components | battery | Not available |
| Included Accessories | Funnel, tool kit, propane hose, battery, and wheel kit | Oil and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 5 | Not available |
| Additional specs | ||
| Summary | The DuroMax XP4850HX is a dual-fuel generator with a rated wattage of 3850 watts and a peak wattage of 4850 watts. It features both recoil and electric starting options. | The Ryobi RY904500 is a 3600-watt portable gasoline generator, delivering 4500 starting watts. It features a 212cc OHV engine, a 4-gallon fuel tank providing up to 10 hours of runtime at 50% load, and is RV-ready with a 120V 30A RV outlet. |