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| Specification | Generac #8251 GP2500i | VEVOR R2500iSP |
|---|---|---|
| General | ||
| Product type | Generator | Not available |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | No |
| Parallel capable | Yes | No |
| RV ready | No | No |
| Running watts | 2200 W | Winner: Winner: 2300 W |
| Starting watts | 2500 W | Winner: Winner: 3000 W |
| Noise (lower limit) | 0 dB | Not available |
| Weight | Winner: Winner: 48 lbs | 55.1 lbs |
| Run time @50% load | 4.5 h | Winner: Winner: 5 h |
| Run time @25% load | 8 h | Not available |
| Fuel tank | 1 gal | 1.2 gal |
| Fuel gauge | No | No |
| Approx. dimensions (L × W × H) | 19.7 x 11.4 x 17.9 | 20.5 x 12.6 x 17.7 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | No | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | No |
| THD | Not available | Not available |
| Engine | ||
| Engine | 98 cc OHV 4-stroke | 122cc four-stroke engine |
| Alternator | Not available | Not available |
| Starting system | Recoil | Not available |
| Warranty | ||
| Warranty | 3 years | Not available |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 2200 W | 2300 W |
| Starting watts | 2500 W | 3000 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 | 4.5 h | 5 h |
| Run time @25% load | 8 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | Not available |
| Compliance | EPA, ANSI/PGMA G300-2023 | Not available |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | Not available | Not available |
| UPC | 696471003946 | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 2200 | 2300 |
| Starting Watts (Gasoline) | 2500 | 3000 |
| Runtime @ 50% Load (Gasoline) | 4.5 | 5 |
| Runtime @ 25% Load (Gasoline) | 8 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) | Not available |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | 98 cc OHV 4-stroke | Not available |
| Engine Displacement | 98 | 122 |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 8 | Not available |
| Runtime @ 50% Load (Gasoline) | 4.5 | 5 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Not available |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Starting Components | Recoil | Not available |
| Included Accessories | Oil, funnel, tool kit, and battery charging cables | Not available |
| Warranty & identification | ||
| Commercial Warranty | 3 | Not available |
| Part Number | 82512 | R2500iSP |
| Additional specs | ||
| Summary | The Generac GP2500i is a 2200-watt inverter generator built for portable backup power and recreational use. At 48 pounds, it moves easily between campsites, job sites, and emergency situations. The inverter technology means laptops, phones, and sensitive tools run safely because the power output stays stable. This unit runs on gasoline and delivers 2500 starting watts, so it can handle the initial surge when motors kick on. | The VEVOR R2500iSP is a gasoline generator with a rated wattage of 2300 and a peak wattage of 3000. |
