Compare Generators Side-by-Side
Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.
- A-iPower SUA12000ED
- Powerhorse s15000d
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 SUA12000ED | Powerhorse s15000d |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Dual-Fuel |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | Yes | No |
| Running watts | 9000 W | Winner: Winner: 12000 W |
| Starting watts | 12000 W | Winner: Winner: 15000 W |
| Noise (lower limit) | Winner: Winner: 69 dB | 97 dB |
| Weight | Winner: Winner: 228 lbs | 348 lbs |
| Run time @50% load | 8.5 h | Winner: Winner: 10 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | 7 gal | 10.6 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 27.9 x 27.2 x 25.9 | 34.3 x 23.2 x 32.9 |
| Electrical | ||
| Voltage (AC) | 120/240V 60 Hz | 120/240V 60 Hz |
| Voltage (DC) | 12V | 12 |
| GFCI outlets | Yes | Yes |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | 23 % | <5% % |
| Engine | ||
| Engine | Senci SC460 OHV 4-stroke, cast iron sleeve | 713 cc OHV V-Twin |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Electric |
| Warranty | ||
| Warranty | 2 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 9000 W | Not available |
| Starting watts | 12000 W | 15000 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 | 8.5 h | Not available |
| Run time @25% load | Not available | Not available |
| Propane | Not available | Not available |
| Running watts | 8100 W | 10800 W |
| Starting watts | 10800 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 | 10 h | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA | EPA, ANSI/PGMA G300-2023 |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | Not available |
| UPC | 851217006428 | 840321764027 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 9000 | Not available |
| Running Watts (Propane) | 8100 | 10800 |
| Starting Watts (Gasoline) | 12000 | 15000 |
| Starting Watts (Propane) | 10800 | 13500 |
| Runtime @ 50% Load (Gasoline) | 8.5 | Not available |
| Runtime @ 50% Load (Propane) | 10 | Not available |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) 1x 120/240V 30A (L14-30R) 1x 120/240V 50A (14-50R) | Not available |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV V-Twin |
| Engine Displacement | 459 | 713 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Alternator Winding Material | Cast iron | Not available |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 8.5 | Not available |
| Runtime @ 50% Load (Propane) | 10 | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection, CO monitoring |
| Low Oil Protection | No | Yes |
| Carbon Monoxide Monitoring | No | Yes |
| Included equipment | ||
| Mobility Components | Yes | Yes |
| Starting Components | Recoil, Electric | battery charging cables, battery |
| Fuel Connection Components | propane hose | Not available |
| Included Accessories | Oil, tool kit, propane hose, battery charging cables, battery, and wheel kit | Funnel, tool kit, propane hose, battery charging cables, battery, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 2 | Not available |
| Part Number | Not available | 6075687 |
| Additional specs | ||
| Summary | The A-iPower SUA12000ED is a 9000-watt dual-fuel generator built for users who need serious backup power without being tethered to a single fuel source. Running on either gasoline or propane, this unit delivers 12000 peak watts to handle the startup surge of air conditioners, refrigerators, and power tools, then settles into 9000 running watts for sustained operation. The dual-fuel flexibility matters most during extended outages when one fuel type may be scarce or when propane offers longer shelf life for seasonal storage.
At 228 pounds, this is a stationary or semi-portable unit. It includes a wheel kit, but moving it requires planning and physical effort. The 69 dB noise level sits at the louder end of acceptable for residential areas, meaning neighbors will hear it running from 50 to 75 feet away. The 7-gallon fuel tank runs for 8.5 hours at half load on gasoline or 10 hours on propane, so users will refuel roughly once per workday or emergency shift. This generator targets homeowners, contractors, and RV owners who prioritize fuel flexibility and power output over portability. | The Powerhorse s15000d is a dual-fuel portable generator delivering 15,000 surge watts and 12,000 rated watts, suitable for emergency home backup, EV charging, and demanding worksites. |
- Most PowerfulPowerhorse s15000d12000W running
- QuietestA-iPower SUA12000ED69 dB
- Longest RuntimePowerhorse s15000d10h at 50% load
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A-iPower SUA12000ED
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Powerhorse s15000d
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