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.
- Yamaha EF3000iS
- VEVOR R2500iSP
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 | Yamaha EF3000iS | VEVOR R2500iSP |
|---|---|---|
| General | ||
| Product type | Generator | Not available |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | Winner: Winner: 2800 W | 2300 W |
| Starting watts | Winner: Winner: 3000 W | Winner: Winner: 3000 W |
| Noise (lower limit) | Winner: Winner: 54.5 dB | Not available |
| Weight | 136 lbs | Winner: Winner: 55.1 lbs |
| Run time @50% load | Not available | Winner: Winner: 5 h |
| Run time @25% load | 18.6 h | Not available |
| Fuel tank | 3.4 gal | 1.2 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 26.8 x 17.5 x 21.9 | 20.5 x 12.6 x 17.7 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | No | No |
| Covered outlets | No | No |
| Automatic Voltage Regulation | Yes | No |
| THD | Not available | Not available |
| Engine | ||
| Engine | 171 cc Yamaha MZ175 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 | 2800 W | 2300 W |
| Starting watts | 3000 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 | Not available | 5 h |
| Run time @25% load | 18.6 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | Not available |
| Compliance | CARB, EPA | Not available |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | Floating | Not available |
| UPC | 810856030645 | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 2800 | 2300 |
| Starting Watts (Gasoline) | 3000 | 3000 |
| Runtime @ 50% Load (Gasoline) | Not available | 5 |
| Runtime @ 25% Load (Gasoline) | 18.6 | Not available |
| AC Outlet Types | AC outlets1x Duplex 120V 20A (5-20R)1x 120V 30A (L5-30R) | Not available |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Yamaha MZ175 OHV 4-stroke | Not available |
| Engine Displacement | 171 | 122 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 18.6 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 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 | ||
| Included Accessories | Battery charging cables | Not available |
| Warranty & identification | ||
| Commercial Warranty | 3 | Not available |
| Part Number | Not available | R2500iSP |
| Additional specs | ||
| Summary | The Yamaha EF3000iS is a 3000-watt inverter generator designed for quiet operation and portability, featuring advanced technologies like Smart Throttle and Noise Block, and backed by a 3-year limited warranty. | The VEVOR R2500iSP is a gasoline generator with a rated wattage of 2300 and a peak wattage of 3000. |
- Most PowerfulYamaha EF3000iS2800W running
- QuietestYamaha EF3000iS54.5 dB
- Longest RuntimeVEVOR R2500iSP5h at 50% load
Where to buy
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Yamaha EF3000iS
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VEVOR R2500iSP
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