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| Specification | Yamaha EF4500iSE | Predator 71341 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | Winner: Winner: 4000 W | 1400 W |
| Starting watts | Winner: Winner: 4500 W | 1800 W |
| Noise (lower limit) | Winner: Winner: 58 dB | 70.9 dB |
| Weight | 209 lbs | Winner: Winner: 60 lbs |
| Run time @50% load | Not available | Winner: Winner: 9.5 h |
| Run time @25% load | 15.2 h | Not available |
| Fuel tank | 4.5 gal | Not available |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 30.7 x 24.3 x 27.2 | 16,18.3,14 |
| Electrical | ||
| Voltage (AC) | 120 | 120V AC |
| Voltage (DC) | Not available | 12V DC |
| GFCI outlets | No | No |
| Covered outlets | No | No |
| Automatic Voltage Regulation | Yes | No |
| THD | 3 % | Not available |
| Engine | ||
| Engine | Yamaha MZ360 OHV 4-stroke | Not available |
| Alternator | Not available | Not available |
| Starting system | Electric | Recoil |
| Warranty | ||
| Warranty | 3 years | Not available |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 4000 W | 1400 W |
| Starting watts | 4500 W | 1800 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 | 15.2 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | Not available |
| Compliance | CARB, EPA | EPA, PGMA-G300 |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | Floating | Not available |
| UPC | 765053833196 | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 4000 | 1400 |
| Starting Watts (Gasoline) | 4500 | 1800 |
| Runtime @ 50% Load (Gasoline) | Not available | 9.5 |
| Runtime @ 25% Load (Gasoline) | 15.2 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R)1x 120V 30A (L5-30R) | Not available |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | Not available |
| Engine Displacement | 357 | 98 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 15.2 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 9.5 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Not available |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Battery | Oil funnel,spark plug wrench,DC charging cable with clamps,3V CR2032 battery |
| Warranty & identification | ||
| Part Number | EF45ISEZ | Not available |
| Additional specs | ||
| Summary | The Yamaha EF4500iSE is a 4500-watt inverter generator designed for maximum efficiency and minimal noise, suitable for emergency backup, recreational use, and DIY projects. | The Predator 71341 is a 1400-watt gasoline generator built for portable power in situations where you need steady electricity without the weight penalty of larger units. At 60 lbs, it sits at the threshold between grab-and-go portability and genuine stationary capability. The 1400-watt running output powers small job sites, RV setups, and home backup scenarios. Think laptop charging, power tools, small refrigerators, and LED lighting running simultaneously. The 1800-watt starting capacity handles the surge when compressors, pumps, and air conditioners first engage. Gasoline fuel means you refuel at any gas station and operate in remote locations where propane or natural gas lines do not exist. |
