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.
- Westinghouse iGen4000c
- Aceup Energy AI4500W
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 @25%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
| Specification | Westinghouse iGen4000c | Aceup Energy AI4500W |
|---|---|---|
| General | ||
| Product type | Generator | Not available |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | Yes | Yes |
| RV ready | Yes | Yes |
| Running watts | 3300 W | Winner: Winner: 3600 W |
| Starting watts | 4000 W | Winner: Winner: 4500 W |
| Noise (lower limit) | Winner: Winner: 52 dB | Not available |
| Weight | Winner: Winner: 61.7 lbs | Not available |
| Run time @50% load | Not available | Not available |
| Run time @25% load | 7 h | Winner: Winner: 10 h |
| Fuel tank | 1.66 gal | 2.65 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 21.3 x 12.6 x 19.3 | Not available |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 5 | 12 |
| GFCI outlets | No | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | No |
| THD | 3 % | Not available |
| Engine | ||
| Engine | 141 cc OHV 4-stroke | 223cc 4-stroke OHV engine |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Not available |
| Warranty | ||
| Warranty | 3 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3300 W | Not available |
| Starting watts | 4000 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 | 7 h | 10 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | EPA | EPA compliant |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | Floating | Not available |
| UPC | 850032657440 | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3300 | Not available |
| Starting Watts (Gasoline) | 4000 | Not available |
| Runtime @ 25% Load (Gasoline) | 7 | 10 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (TT-30R) | Two 120V AC 20A outlets and one 30A RV outlet |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | Not available |
| Engine Displacement | 141 | 223 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 7 | 10 |
| Controls & display | ||
| 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 | Oil, funnel, tool kit, key fob, battery charger, battery, and parallel cables | Not available |
| Included Accessories | Oil, funnel, tool kit, key fob, battery charger, battery, and parallel cables | Car charger adapter (two 5V USB ports) |
| Warranty & identification | ||
| Residential Warranty | Not available | 2 |
| Commercial Warranty | 3 | Not available |
| Part Number | Not available | AI4500W |
| Additional specs | ||
| Summary | The Westinghouse iGen4000c is a 3300-watt gasoline inverter generator with a peak output of 4000 watts, designed for versatile portable power needs. | The Aceup Energy AI4500W is a gasoline-powered inverter generator with a rated wattage of 3600 and a peak wattage of 4500. It features recoil start and EPA compliance. |
- Most PowerfulAceup Energy AI4500W3600W running
- QuietestWestinghouse iGen4000c52 dB
- Longest Runtimeh at 50% load
Where to buy
Prices can change. We update these automatically.
Westinghouse iGen4000c
Store links
No links yet.
Aceup Energy AI4500W
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.