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| Specification | A-iPower GXS8200D | Generac #8150 GP5500E |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | Winner: Winner: 6500 W | 5500 W |
| Starting watts | Winner: Winner: 8200 W | 6875 W |
| Noise (lower limit) | Winner: Winner: 68 dB | 0 dB |
| Weight | Winner: Winner: 143.7 lbs | 163 lbs |
| Run time @50% load | Not available | Winner: Winner: 10.5 h |
| Run time @25% load | Not available | 13.4 h |
| Fuel tank | 6.3 gal | 5.4 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 26 x 25 x 23.7 | 30 x 27 x 25 |
| Electrical | ||
| Voltage (AC) | 120/240 | 120/240 |
| Voltage (DC) | 5 | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | 23 % | Not available |
| Engine | ||
| Engine | 322 cc OHV 4-stroke, cast iron sleeve | Generac OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil, Electric |
| Warranty | ||
| Warranty | 3 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 6500 W | 5500 W |
| Starting watts | 8200 W | 6875 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 | 17 h | 10.5 h |
| Run time @25% load | 17 h | Not available |
| Propane | Not available | Not available |
| Running watts | 5900 W | Not available |
| Starting watts | 7400 W | 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 | Not available | Not available |
| Run time @25% load | 9 h | Not available |
| Other | ||
| Data center | Digital data center | Not available |
| Indicators | true | false |
| Compliance | EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | true |
| UPC | 850055834682 | 696471104639 |
| Core / High-priority specs | ||
| Generator Type | Generator | Not available |
| Running Watts (Gasoline) | 6500 | 5500 |
| Running Watts (Propane) | 5900 | Not available |
| Starting Watts (Gasoline) | 8200 | 6875 |
| Starting Watts (Propane) | 7400 | Not available |
| Rated Watts (Gasoline) | 6500 | Not available |
| Rated Watts (Propane) | 5900 | Not available |
| Peak Watts (Gasoline) | 8200 | Not available |
| Peak Watts (Propane) | 7400 | Not available |
| Runtime @ 50% Load (Gasoline) | 17 | 10.5 |
| Runtime @ 25% Load (Gasoline) | 17 | Not available |
| Runtime @ 25% Load (Propane) | 9 | Not available |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R) | 2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke, Cast iron sleeve | OHV 4-stroke |
| Engine Displacement | 322 | 298 |
| Cylinder Sleeve | Cast iron sleeve | Not available |
| Engine Oil Type | Not available | 5W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 17 | Not available |
| Runtime @ 50% Load (Gasoline) | 17 | 10.5 |
| Controls & display | ||
| Display Type | Digital data center | 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 | ||
| Mobility Components | Yes | Yes |
| Starting Components | Not available | Recoil, Electric |
| Included Accessories | Oil, funnel, tool kit, propane hose, and wheel kit | Oil, Funnel, Tool Kit, Battery, and Wheel Kit |
| Warranty & identification | ||
| Residential Warranty | 3 | Not available |
| Commercial Warranty | 3 | 2 |
| Part Number | GXS8200D | 8150 |
| Additional specs | ||
| Summary | The A-iPower GXS8200D is a 6,500-watt dual-fuel generator built for users who need flexible fuel options and extended runtime. On gasoline, it delivers 8,200 starting watts and 6,500 running watts. On propane, it steps down to 7,400 starting watts and 5,900 running watts. This power level handles most household circuits, job site tools, and RV systems simultaneously. The dual-fuel design means you can switch between gasoline and propane depending on what you have on hand and which fuel offers better economics for your situation.
The 6.3-gallon tank runs for 17 hours at 25 percent load on gasoline, which translates to weeks of occasional use before refueling becomes a concern. At 50 percent load, the runtime extends even further on propane. The 322cc OHV 4-stroke engine with cast iron sleeve is built for durability in outdoor conditions. This is a workhorse for homeowners, contractors, and RV owners who value fuel flexibility over absolute portability. | 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. |