Compare Generators Side-by-Side
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- A-iPower GXS5000RD
- VEVOR GF12000E-A2
Quick charts
Each chart uses its own Y-axis scale (so numbers are comparable within a chart).
Running watts
W
Starting watts
W
Noise
dB
Runtime @50%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
| Specification | A-iPower GXS5000RD | VEVOR GF12000E-A2 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Tri-Fuel |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | 4000 W | Winner: Winner: 9000 W |
| Starting watts | 5000 W | Winner: Winner: 13500 W |
| Noise (lower limit) | Winner: Winner: 68 dB | 0 dB |
| Weight | Winner: Winner: 124 lbs | 234.8 lbs |
| Run time @50% load | Not available | Winner: Winner: 9.5 h |
| Run time @25% load | 20 h | Not available |
| Fuel tank | 6.3 gal | 9.2 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 24 x 23.6 x 24 | 29.9 x 28.7 x 27.4 |
| Electrical | ||
| Voltage (AC) | 120/240 | AC120V/AC240V |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | No | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | 0 % |
| Engine | ||
| Engine | 223 cc OHV 4-stroke, cast iron sleeve | Four-Stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Not available |
| Warranty | ||
| Warranty | 3 years | 0 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 4000 W | 9000 W |
| Starting watts | 5000 W | 13500 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 | 20 h | Not available |
| Propane | Not available | Not available |
| Running watts | 3600 W | 8100 W |
| Starting watts | 4500 W | 12000 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 | Not available |
| Run time @25% load | 11 h | Not available |
| Natural gas | Not available | Not available |
| Running watts | Not available | 7200 W |
| Starting watts | Not available | 11000 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 | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Digital Data Center | Not available |
| Indicators | true | Not available |
| Compliance | CARB, EPA, ANSI/PGMA G300-2023 | Not available |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | Floating | Not available |
| UPC | 850016881328 | Not available |
| Core / High-priority specs | ||
| Generator Type | Not available | Generator |
| Running Watts (Gasoline) | 4000 | 9000 |
| Running Watts (Propane) | 3600 | 8100 |
| Running Watts (Natural Gas) | Not available | 7200 |
| Starting Watts (Gasoline) | 5000 | 13500 |
| Starting Watts (Propane) | 4500 | 12000 |
| Starting Watts (Natural Gas) | Not available | 11000 |
| Rated Watts (Gasoline) | 4000 | Not available |
| Rated Watts (Propane) | 3600 | Not available |
| Peak Watts (Gasoline) | 5000 | Not available |
| Peak Watts (Propane) | 4500 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 9.5 |
| Runtime @ 25% Load (Gasoline) | 20 | Not available |
| Runtime @ 25% Load (Propane) | 11 | Not available |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R) | Not available |
| Electrical & power | ||
| Frequency | 60 | Not available |
| Engine & construction | ||
| Engine Type | 223 cc OHV 4-stroke | Not available |
| Engine Displacement | 223 | 500 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 20 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 9.5 |
| Outlets & connections | ||
| Transfer Switch Ready | No | No |
| Controls & display | ||
| Display Type | Digital Data Center | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Not available |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Mobility Components | Wheels and folding handle | Not available |
| Starting Components | Battery and fob included | Not available |
| Included Accessories | Oil, funnel, tool kit, key fob, propane hose, RV adapter, battery, and wheel kit | Not available |
| Warranty & identification | ||
| Residential Warranty | 3 | Not available |
| Commercial Warranty | 3 | Not available |
| Part Number | GXS5000RD | GF12000E-A2 |
| Additional specs | ||
| Summary | The A-iPower GXS5000RD is a 4,000-watt dual-fuel generator built around a 223cc OHV engine that runs on either gasoline or propane. On gasoline, it delivers 5,000 starting watts and 4,000 running watts. On propane, output drops to 4,500 starting and 3,600 running watts. This power level handles most household circuits, power tools, and mid-range job site equipment simultaneously. The dual-fuel design means users can switch between fuels based on availability, cost, or storage preference. A 6.3-gallon tank paired with 20-hour runtime at 25% load reduces refueling frequency during light-duty work. The 68 dBA noise level sits between a normal conversation and a vacuum cleaner, making it acceptable for residential neighborhoods with reasonable distance from neighbors. | The VEVOR GF12000E-A2 is a tri-fuel generator with a rated wattage of 9000 and a peak wattage of 13500. |
- Most PowerfulVEVOR GF12000E-A29000W running
- QuietestA-iPower GXS5000RD68 dB
- Longest RuntimeVEVOR GF12000E-A29.5h at 50% load
Where to buy
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A-iPower GXS5000RD
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VEVOR GF12000E-A2
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