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.
- DuroMax XP5500HX
- 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 | DuroMax XP5500HX | Aceup Energy AI4000DS |
|---|---|---|
| General | ||
| Product type | Generator | Not available |
| Fuel | Dual-Fuel | Not available |
| Inverter | No | No |
| Parallel capable | No | Yes |
| RV ready | No | No |
| Running watts | Winner: Winner: 4500 W | 3200 W |
| Starting watts | Winner: Winner: 5500 W | 4000 W |
| Noise (lower limit) | 69 dB | Winner: Winner: 55 dB |
| Weight | Winner: Winner: 128 lbs | Not available |
| Run time @50% load | Winner: Winner: 9 h | 8 h |
| Run time @25% load | 19 h | Not available |
| Fuel tank | 4 gal | 1.32 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 23 x 25 x 22 | Not available |
| Electrical | ||
| Voltage (AC) | 120/240 | 120V |
| Voltage (DC) | 5 | 12V |
| GFCI outlets | Yes | No |
| Covered outlets | No | No |
| Automatic Voltage Regulation | Yes | No |
| THD | Not available | Not available |
| Engine | ||
| Engine | 210 cc OHV 4-stroke, cast iron sleeve | 149cc 4-stroke OHV engine |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Not available |
| Warranty | ||
| Warranty | 5 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 4500 W | 3200 W |
| Starting watts | 5500 W | 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 | 9 h | Not available |
| Run time @25% load | 19 h | Not available |
| Propane | Not available | Not available |
| Running watts | 4275 W | Not available |
| Starting watts | 5225 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 | 8 h | Not available |
| Run time @25% load | 15 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA | EPA compliant |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | Not available | Not available |
| UPC | 811640016203 | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 4500 | 3200 |
| Running Watts (Propane) | 4275 | Not available |
| Starting Watts (Gasoline) | 5500 | 4000 |
| Starting Watts (Propane) | 5225 | Not available |
| Runtime @ 50% Load (Gasoline) | 9 | Not available |
| Runtime @ 50% Load (Propane) | 8 | Not available |
| Runtime @ 25% Load (Gasoline) | 19 | Not available |
| Runtime @ 25% Load (Propane) | 15 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) 1x 120/240V 30A (L14-30R) | One 20A outlet, one L5-30R Twist-Lock receptacle |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | 210 cc OHV 4-stroke, cast iron sleeve | 4-stroke OHV |
| Engine Displacement | 210 | 149 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Alternator Winding Material | Copper windings | Not available |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 19 | Not available |
| Runtime @ 50% Load (Gasoline) | 9 | Not available |
| Runtime @ 50% Load (Propane) | 8 | Not available |
| Controls & display | ||
| Display Type | Not available | Intelligent gauge |
| Idle Control System | Not available | Economic mode |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Not available |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Funnel, tool kit, propane hose, battery, and wheel kit | Oil funnel * 2; A bottle of Oil; Spark plug wrench |
| Warranty & identification | ||
| Residential Warranty | Not available | 2 |
| Commercial Warranty | 5 | Not available |
| Part Number | Not available | SKU AI4000s |
| Additional specs | ||
| Summary | The DuroMax XP5500HX is a 4,500-watt dual-fuel generator built for homeowners, job sites, and outdoor events. Running on either gasoline or propane, it delivers 5,500 peak watts at startup, enough to power refrigerators, air conditioning units, power tools, and multiple devices simultaneously. The dual-fuel design eliminates fuel sourcing constraints. At 25% load on gasoline, the unit runs for 19 hours before refueling, stretching a single tank across an entire workday or overnight camping trip. This runtime advantage makes it practical for extended outages or remote projects where frequent refueling would interrupt operations. | 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 PowerfulDuroMax XP5500HX4500W running
- QuietestAceup Energy AI4000DS55 dB
- Longest RuntimeDuroMax XP5500HX9h at 50% load
Where to buy
Prices can change. We update these automatically.
DuroMax XP5500HX
Store links
No links yet.
Aceup Energy AI4000DS
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.