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.
- NorthStar c15000s
- Aceup Energy AI4500
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 | NorthStar c15000s | Aceup Energy AI4500 |
|---|---|---|
| General | ||
| Product type | Generator | Not available |
| Fuel | Gasoline | Not available |
| Inverter | No | Yes |
| Parallel capable | No | Yes |
| RV ready | No | No |
| Running watts | Winner: Winner: 13500 W | 3600 W |
| Starting watts | Winner: Winner: 15000 W | 4500 W |
| Noise (lower limit) | Winner: Winner: 73 dB | Not available |
| Weight | 390 lbs | Winner: Winner: 62.7 lbs |
| Run time @50% load | Winner: Winner: 10.6 h | Not available |
| Run time @25% load | Not available | 10 h |
| Fuel tank | 12 gal | 2.65 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 43 x 36 x 35 | Not available |
| Electrical | ||
| Voltage (AC) | 120/240V 60 Hz | 120V |
| Voltage (DC) | Not available | 12V |
| GFCI outlets | Yes | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | No |
| THD | <5% % | Not available |
| Engine | ||
| Engine | 688 cc Honda GX690 OHV V-Twin | 223cc 4-stroke OHV engine |
| Alternator | Not available | Not available |
| Starting system | Electric | Not available |
| Warranty | ||
| Warranty | 4 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 13500 W | 3600 W |
| Starting watts | 15000 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 | 10.6 h | Not available |
| Run time @25% load | Not available | 10 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | false | true |
| Compliance | CARB, EPA | EPA compliant |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | true | Not available |
| UPC | 840321737861 | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 13500 | 3600 |
| Starting Watts (Gasoline) | 15000 | 4500 |
| Runtime @ 50% Load (Gasoline) | 10.6 | Not available |
| Runtime @ 25% Load (Gasoline) | Not available | 10 |
| AC Outlet Types | 3x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)1x 120/240V 60A (14-60R) | Two 20A outlets and one 30A Twist-Lock |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Honda GX690 OHV V-Twin | 4-stroke OHV |
| Engine Displacement | 688 | 223 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | Not available | 10 |
| Runtime @ 50% Load (Gasoline) | 10.6 | Not available |
| Controls & display | ||
| Display Type | Not available | Intelligent gauge |
| Idle Control System | Not available | Economic mode to save fuel |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Not available |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Starting Components | Not available | 5-in-1 knob: fuel on/shut-off, engine on/off, choke |
| Included Accessories | Funnel, battery, and wheel kit | Not available |
| Warranty & identification | ||
| Residential Warranty | Not available | 2 |
| Commercial Warranty | 4 | 2 |
| Part Number | Not available | AI4500 |
| Additional specs | ||
| Summary | The NorthStar c15000s is a commercial-grade portable generator powered by a Honda GX690 OHV engine, delivering 15,000 surge watts and 13,500 rated watts. It features Quiet Armor Technology for reduced noise, a built-in battery charger/maintainer, and carbon monoxide detection with automatic shutdown for enhanced safety. | The Aceup Energy AI4500 is a 3,600-watt inverter generator built around a 223cc 4-stroke OHV engine. It produces 3,600 running watts and 4,500 peak watts, making it suitable for home backup of essentials, jobsite tools with moderate surge needs, and applications where clean power matters. As an inverter model, it delivers stable electricity to sensitive electronics like laptops, chargers, and networking gear while handling traditional household loads and motor starts. The 2.65-gallon fuel tank and 10-hour runtime at 25 percent load support overnight run windows for light to moderate demand. Parallel capability lets users connect two units later to increase total output without replacing the generator entirely. |
- Most PowerfulNorthStar c15000s13500W running
- QuietestNorthStar c15000s73 dB
- Longest RuntimeNorthStar c15000s10.6h at 50% load
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NorthStar c15000s
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Aceup Energy AI4500
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