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| Specification | Powermate PM4500DF | Yamaha EF5500DE |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | 3600 W | Winner: Winner: 4500 W |
| Starting watts | 4500 W | Winner: Winner: 5500 W |
| Noise (lower limit) | 0 dB | Winner: Winner: 74.1 dB |
| Weight | Winner: Winner: 109 lbs | 238.1 lbs |
| Run time @50% load | 10.5 h | Winner: Winner: 13.5 h |
| Run time @25% load | 19 h | Not available |
| Fuel tank | 5 gal | 6.9 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 26.3 x 22.9 x 21.5 | 29.1 x 29 x 31.5 in |
| Electrical | ||
| Voltage (AC) | 120 | 120/240V 60 Hz |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | No | Yes |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | Generac OHV 4-stroke 224 cc | Yamaha MZ360 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 | 3600 W | 4500 W |
| Starting watts | 4500 W | 5500 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 | 10.5 h | 13.5 h |
| Run time @25% load | Not available | Not available |
| Propane | Not available | Not available |
| Running watts | 3240 W | Not available |
| Starting watts | Not available | Not available |
| 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 | 7 h | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | false | true |
| Compliance | EPA | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | true |
| UPC | 696471086386 | 765053823098 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3600 | 4500 |
| Running Watts (Propane) | 3240 | Not available |
| Starting Watts (Gasoline) | 4500 | 5500 |
| Runtime @ 50% Load (Gasoline) | 10.5 | 13.5 |
| Runtime @ 50% Load (Propane) | 7 | Not available |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R) | 2x Duplex 120V 20A (5-20R) 1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Generac OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 224 | 358 |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 10.5 | 13.5 |
| Runtime @ 50% Load (Propane) | 7 | Not available |
| Controls & display | ||
| Display Type | Not available | Data center |
| 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 | ||
| Documentation | Not available | Data center |
| Included Accessories | Oil, propane hose, and wheel kit | Tool kit, battery, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 3 | Not available |
| Part Number | Not available | EF55DEX |
| Additional specs | ||
| Summary | The Powermate PM4500DF is a durable and compact dual fuel portable generator, ideal for home use or DIY projects. It offers 4500 starting watts and 3600 running watts on gasoline, and features a steel frame with integrated wheels and handle for easy transport. | The Yamaha EF5500DE is a versatile dual 120/240 volt generator, ideal for emergency backup power for home, cottage, or business, as well as primary power on job sites. It features a 358cc OHV engine, electric start, and offers 5500 watts maximum AC output with outstanding fuel efficiency. |
