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.
- Predator 72903
- Aceup Energy AI4000DS
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 | Predator 72903 | Aceup Energy AI4000DS |
|---|---|---|
| General | ||
| Product type | Generator | Not available |
| Fuel | Gasoline | Not available |
| Inverter | No | No |
| Parallel capable | No | Yes |
| RV ready | No | No |
| Running watts | 1400 W | Winner: Winner: 3200 W |
| Starting watts | 1800 W | Winner: Winner: 4000 W |
| Noise (lower limit) | 68.9 dB | Winner: Winner: 55 dB |
| Weight | Winner: Winner: 60 lbs | Not available |
| Run time @50% load | Winner: Winner: 9.5 h | 8 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | Not available | 1.32 gal |
| Fuel gauge | No | No |
| Approx. dimensions (L × W × H) | 18.3 x 14 x 16 | Not available |
| Electrical | ||
| Voltage (AC) | 120V | 120V |
| Voltage (DC) | Not available | 12V |
| GFCI outlets | No | No |
| Covered outlets | No | No |
| Automatic Voltage Regulation | No | No |
| THD | Not available | Not available |
| Engine | ||
| Engine | Not available | 149cc 4-stroke OHV engine |
| Alternator | Not available | Not available |
| Starting system | Not available | Not available |
| Warranty | ||
| Warranty | 2 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | Not available | 3200 W |
| Starting watts | Not available | 4000 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 | Not available | Not available |
| Indicators | true | true |
| Compliance | Not available | EPA compliant |
| Security | Not available | Not available |
| Spark arrestor | No | No |
| Neutral | Not available | Not available |
| UPC | Not available | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | Not available | 3200 |
| Starting Watts (Gasoline) | Not available | 4000 |
| AC Outlet Types | Not available | One 20A outlet, one L5-30R Twist-Lock receptacle |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Not available | 4-stroke OHV |
| Engine Displacement | 98 | 149 |
| Controls & display | ||
| Display Type | Not available | Intelligent gauge |
| Idle Control System | Not available | Economic mode |
| Safety & compliance | ||
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Not available | Oil funnel * 2; A bottle of Oil; Spark plug wrench |
| Warranty & identification | ||
| Residential Warranty | Not available | 2 |
| Part Number | Not available | SKU AI4000s |
| Additional specs | ||
| Summary | The PREDATOR® 1800 Watt Portable Generator is a compact and lightweight gas-powered generator designed for low-power applications, featuring CO SECURE® carbon monoxide shutdown for enhanced safety. | The Aceup Energy AI4000DS is a 3200 watt rated gasoline generator with a peak output of 4000 watts, featuring a 149cc 4-stroke OHV engine and EPA compliance. |
- Most PowerfulAceup Energy AI4000DS3200W running
- QuietestAceup Energy AI4000DS55 dB
- Longest RuntimePredator 729039.5h at 50% load
Where to buy
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Predator 72903
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Aceup Energy AI4000DS
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