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| Specification | Generac #8150 GP5500E | Powermate PM4500E |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | Winner: Winner: 5500 W | 3600 W |
| Starting watts | Winner: Winner: 6875 W | 4500 W |
| Noise (lower limit) | 0 dB | 0 dB |
| Weight | 163 lbs | Winner: Winner: 114 lbs |
| Run time @50% load | 10.5 h | Winner: Winner: 14 h |
| Run time @25% load | 13.4 h | 20 h |
| Fuel tank | 5.4 gal | 5 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 30 x 27 x 25 | 26.3 x 22.9 x 21.6 |
| Electrical | ||
| Voltage (AC) | 120/240 | 120 |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | Generac OHV 4-stroke | 224 cc Generac OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil, Electric |
| Warranty | ||
| Warranty | 2 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 5500 W | 3600 W |
| Starting watts | 6875 W | 4500 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 | 14 h |
| Run time @25% load | Not available | 20 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | false | false |
| Compliance | CARB, EPA | EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | Bonded to frame. |
| UPC | 696471104639 | 696471080353 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 5500 | 3600 |
| Starting Watts (Gasoline) | 6875 | 4500 |
| Runtime @ 50% Load (Gasoline) | 10.5 | 14 |
| Runtime @ 25% Load (Gasoline) | Not available | 20 |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R) | 2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 298 | 224 |
| Engine Oil Type | 5W-30 | 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | Not available | 20 |
| Runtime @ 50% Load (Gasoline) | 10.5 | 14 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Mobility Components | Yes | Not available |
| Starting Components | Recoil, Electric | Not available |
| Included Accessories | Oil, Funnel, Tool Kit, Battery, and Wheel Kit | Oil, battery, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 2 | 3 |
| Part Number | 8150 | Not available |
| Additional specs | ||
| Summary | The Generac GP5500E is a 5,500 watt gasoline generator built to power whole house essentials during outages or on job sites. Its 6,875 starting watts handle motor driven appliances like well pumps and air conditioners that demand heavy inrush current. For homeowners and contractors who want reliable backup without crossing into stationary generator territory, the GP5500E delivers meaningful output with the refueling simplicity of gasoline. | The Powermate PM4500E is a portable generator offering 4500 starting watts and 3600 running watts, featuring an electric start and a 224cc Generac OHV engine, suitable for various applications. |