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 GF12000E-A2
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 GF12000E-A2 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Tri-Fuel |
| Inverter | Yes | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | 2800 W | Winner: Winner: 9000 W |
| Starting watts | 3000 W | Winner: Winner: 13500 W |
| Noise (lower limit) | Winner: Winner: 54.5 dB | 0 dB |
| Weight | Winner: Winner: 136 lbs | 234.8 lbs |
| Run time @50% load | Not available | Winner: Winner: 9.5 h |
| Run time @25% load | 18.6 h | Not available |
| Fuel tank | 3.4 gal | 9.2 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 26.8 x 17.5 x 21.9 | 29.9 x 28.7 x 27.4 |
| Electrical | ||
| Voltage (AC) | 120 | AC120V/AC240V |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | No | No |
| Covered outlets | No | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | 0 % |
| Engine | ||
| Engine | 171 cc Yamaha MZ175 OHV 4-stroke | Four-Stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil | Not available |
| Warranty | ||
| Warranty | 3 years | 0 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 2800 W | 9000 W |
| Starting watts | 3000 W | 13500 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 | 9.5 h |
| Run time @25% load | 18.6 h | Not available |
| Natural gas | Not available | Not available |
| Running watts | Not available | 7200 W |
| Starting watts | Not available | 11000 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 |
| Propane | Not available | Not available |
| Running watts | Not available | 8100 W |
| Starting watts | Not available | 12000 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 | 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 | ||
| Generator Type | Not available | Generator |
| Running Watts (Gasoline) | 2800 | 9000 |
| Running Watts (Propane) | Not available | 8100 |
| Running Watts (Natural Gas) | Not available | 7200 |
| Starting Watts (Gasoline) | 3000 | 13500 |
| Starting Watts (Propane) | Not available | 12000 |
| Starting Watts (Natural Gas) | Not available | 11000 |
| Runtime @ 50% Load (Gasoline) | Not available | 9.5 |
| 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 | Not available |
| Engine & construction | ||
| Engine Type | Yamaha MZ175 OHV 4-stroke | Not available |
| Engine Displacement | 171 | 500 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 18.6 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 9.5 |
| Outlets & connections | ||
| Transfer Switch Ready | No | No |
| 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 | GF12000E-A2 |
| 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 GF12000E-A2 is a tri-fuel generator with a rated wattage of 9000 and a peak wattage of 13500. |
- Most PowerfulVEVOR GF12000E-A29000W running
- QuietestYamaha EF3000iS54.5 dB
- Longest RuntimeVEVOR GF12000E-A29.5h at 50% load
Where to buy
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Yamaha EF3000iS
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VEVOR GF12000E-A2
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