The DuroMax 5,500 Watt Dual Fuel Portable HX Generator (XP5500HX) is rated 500 running watts higher. The DuroMax 5,500 Watt Dual Fuel Portable HX Generator (XP5500HX) runs on 2 fuels; the other on 1. The WEN 56477i 4800-Watt RV-Ready Portable Inverter Generator is an inverter model; the other is not.
Side by side
| Specification | DuroMax 5,500 Watt Dual Fuel Portable HX Generator (XP5500HX) | WEN 56477i 4800-Watt RV-Ready Portable Inverter Generator |
|---|---|---|
| Brand | DuroMax | WEN |
| Running watts | 4,500 W | 4,000 W |
| Starting watts | 5,500 W | 4,800 W |
| Fuel types | Gasoline, Propane | Gasoline |
| Fuel tank (gasoline) | 4 gal | — |
| Runtime (as stated) | up to 19 h | — |
| Noise (as stated) | 69 dB | — |
| Weight | — | — |
| Starting system | — | — |
| Inverter | No | Yes |
| Carbon monoxide shutoff | Listed | Not listed |
| Parallel capable | — | — |
| Warranty | 5 Year | — |
| Household appliances it can run by watts (calc) | 19 of 20 | 19 of 20 |
| Price per running watt (calc) | $0.14 | $0.16 |
| Price seen | $629 | $635 |
| Sellers | 1 | 1 |
Highlighted rows differ. Figures come from each product's sources; runtime, recharge and cost rows are Wattstanding calculations using the same method for both.
Which should you choose?
DuroMax 5,500 Watt Dual Fuel Portable HX Generator (XP5500HX)
Choose the DuroMax 5,500 Watt Dual Fuel Portable HX Generator (XP5500HX) if you need more watts at once or fuel flexibility matters.
WEN 56477i 4800-Watt RV-Ready Portable Inverter Generator
Choose the WEN 56477i 4800-Watt RV-Ready Portable Inverter Generator if you power sensitive electronics.
Before you buy either
- Total your loads with the appliance load & runtime calculator.
- Confirm what each seller includes — accessories, software trials and bundles change often.
- Read the limitations on each full reference page.
Wattstanding compares published specifications; we have not tested these products side by side. How we work · Disclosure