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| Specification | Powerhorse s15000d | Ryobi RY909500 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | Winner: Winner: 12000 W | 8000 W |
| Starting watts | Winner: Winner: 15000 W | 9500 W |
| Noise (lower limit) | 97 dB | Winner: Winner: 85 dB |
| Weight | 348 lbs | Winner: Winner: 198 lbs |
| Run time @50% load | Winner: Winner: 10 h | 7.5 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | 10.6 gal | 6 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 34.3 x 23.2 x 32.9 | 31 x 29 x 24 |
| Electrical | ||
| Voltage (AC) | 120/240V 60 Hz | 120/240 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | <5% % | <20% % |
| Engine | ||
| Engine | 713 cc OHV V-Twin | 500 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Electric | Recoil |
| Warranty | ||
| Warranty | 2 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | Not available | 8000 W |
| Starting watts | 15000 W | 9500 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 | 7.5 h |
| Run time @25% load | Not available | Not available |
| Propane | Not available | Not available |
| Running watts | 10800 W | Not available |
| Starting watts | 13500 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 | Not available | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | false |
| Compliance | EPA, ANSI/PGMA G300-2023 | EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | Bonded to frame |
| UPC | 840321764027 | 46396058553 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | Not available | 8000 |
| Running Watts (Propane) | 10800 | Not available |
| Starting Watts (Gasoline) | 15000 | 9500 |
| Starting Watts (Propane) | 13500 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 7.5 |
| AC Outlet Types | Not available | 2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV V-Twin | 500 cc OHV 4-stroke |
| Engine Displacement | 713 | 500 |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | Not available | 7.5 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Mobility Components | Yes | Not available |
| Starting Components | battery charging cables, battery | Not available |
| Included Accessories | Funnel, tool kit, propane hose, battery charging cables, battery, and wheel kit | Oil and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | Not available | 3 |
| Part Number | 6075687 | Not available |
| Additional specs | ||
| Summary | The Powerhorse s15000d is a dual-fuel portable generator delivering 15,000 surge watts and 12,000 rated watts, suitable for emergency home backup, EV charging, and demanding worksites. | The Ryobi RY909500 is a 9500W Portable Gas Generator featuring a 500cc OHV engine, delivering 8000 running watts and 9500 starting watts. It offers a 7.5-hour runtime at 50% load, making it ideal for storm backup and jobsite use. |
