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.
- WEN 56450iX
- Yamaha EF3000iSEB
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 | WEN 56450iX | Yamaha EF3000iSEB |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | Yes | No |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 3500 W | 2800 W |
| Starting watts | Winner: Winner: 4500 W | 3500 W |
| Noise (lower limit) | 58 dB | Winner: Winner: 54.5 dB |
| Weight | Winner: Winner: 99.2 lbs | 156 lbs |
| Run time @50% load | Winner: Winner: 8.5 h | Not available |
| Run time @25% load | Not available | 18.6 h |
| Fuel tank | 2.2 gal | 3.4 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 23.2 x 18 x 20.1 | 26.8 x 17.5 x 21.9 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | No | No |
| Covered outlets | No | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | 1.2 % | <3% % |
| Engine | ||
| Engine | 212 cc OHV 4-stroke | 171 cc Yamaha MZ175 OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil, Electric |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3500 W | 2800 W |
| Starting watts | 4500 W | 3500 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 | 8.5 h | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | EPA | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Floating | Floating |
| UPC | 44459564508 | 799530396652 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3500 | 2800 |
| Starting Watts (Gasoline) | 4500 | 3500 |
| Runtime @ 50% Load (Gasoline) | 8.5 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R) | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (L5-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | Yamaha MZ175 OHV 4-stroke |
| Engine Displacement | 212 | 171 |
| Engine Oil Type | Not available | SAE 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 8.5 | Not available |
| 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 | ||
| Starting Components | Funnel and tool kit | Recoil, Electric |
| Included Accessories | Funnel and tool kit | Battery |
| Warranty & identification | ||
| Commercial Warranty | 3 | 3 |
| Additional specs | ||
| Summary | The WEN 56450iX is a super quiet 4500-watt RV-ready portable inverter generator equipped with fuel shut-off and a CO Watchdog sensor, designed to provide clean and reliable power for sensitive electronics. | The Yamaha EF3000iSEB is a 3000-watt inverter generator featuring Boost Technology, providing an additional 500-watt boost for up to 10 seconds. It offers quiet operation, fuel efficiency, and is equipped with an electric starter and built-in wheels for portability. |
- Most PowerfulWEN 56450iX3500W running
- QuietestYamaha EF3000iSEB54.5 dB
- Longest RuntimeWEN 56450iX8.5h at 50% load
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WEN 56450iX
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Yamaha EF3000iSEB
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