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| Specification | Honda EU1000i | Yamaha EF3000iSEB |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | Yes | No |
| RV ready | No | No |
| Running watts | 900 W | Winner: Winner: 2800 W |
| Starting watts | 1000 W | Winner: Winner: 3500 W |
| Noise (lower limit) | Winner: Winner: 42 dB | 54.5 dB |
| Weight | Winner: Winner: 28.7 lbs | 156 lbs |
| Run time @50% load | Winner: Winner: 5 h | Not available |
| Run time @25% load | 6.8 h | 18.6 h |
| Fuel tank | 0.55 gal | 3.4 gal |
| Fuel gauge | No | Yes |
| Approx. dimensions (L × W × H) | 17.8 x 9.5 x 14.9 | 26.8 x 17.5 x 21.9 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | No | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | <3% % |
| Engine | ||
| Engine | Honda GXH50 OHV 4-stroke, cast iron sleeve. | 171 cc Yamaha MZ175 OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil, Electric |
| Warranty | ||
| Warranty | 2 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 900 W | 2800 W |
| Starting watts | 1000 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 | 5 h | Not available |
| Run time @25% load | 6.8 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | Floating |
| UPC | 786102007436 | 799530396652 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 900 | 2800 |
| Starting Watts (Gasoline) | 1000 | 3500 |
| Runtime @ 50% Load (Gasoline) | 5 | Not available |
| Runtime @ 25% Load (Gasoline) | 6.8 | Not available |
| AC Outlet Types | 1x Duplex 120V 15A (5-15R) | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (L5-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Honda GXH50 OHV 4-stroke. | Yamaha MZ175 OHV 4-stroke |
| Engine Displacement | 49.4 | 171 |
| Cylinder Sleeve | Cast iron sleeve | Not available |
| Engine Oil Type | Not available | SAE 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 6.8 | Not available |
| Runtime @ 50% Load (Gasoline) | 5 | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Starting Components | Not available | Recoil, Electric |
| Included Accessories | No | Battery |
| Warranty & identification | ||
| Commercial Warranty | Not available | 3 |
| Additional specs | ||
| Summary | The Honda EU1000i is a lightweight, super quiet, and fuel-efficient 1000-watt inverter generator, ideal for powering small appliances and sensitive electronics during recreational activities or emergencies. | 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. |