The Westinghouse Outdoor Power iGen12000TFc Inverter Generator - Tri-Fuel runs on 3 fuels; the other on 2. The Westinghouse Outdoor Power iGen12000TFc Inverter Generator - Tri-Fuel states a lower noise level (64 dB vs 77 dB). The Westinghouse Outdoor Power iGen12000TFc Inverter Generator - Tri-Fuel is an inverter model; the other is not.
Side by side
| Specification | DuroMax 15,500 Watt Dual Fuel Portable HX Generator (XP15500HX) | Westinghouse Outdoor Power iGen12000TFc Inverter Generator - Tri-Fuel |
|---|---|---|
| Brand | DuroMax | Westinghouse Outdoor Power |
| Running watts | 12,000 W | 11,000 W |
| Starting watts | 15,500 W | 9,000 W |
| Fuel types | Gasoline, Propane | Gasoline, Propane, Natural gas |
| Fuel tank (gasoline) | 11.9 gal | — |
| Runtime (as stated) | up to 15.8 h | up to 11 h |
| Noise (as stated) | 77 dB | 64 dB |
| Weight | 269 lb | 191 lb |
| Starting system | Electric/Recoil | — |
| Inverter | No | Yes |
| Carbon monoxide shutoff | Listed | Listed |
| Parallel capable | — | Yes |
| Warranty | 5 Years | Warranty (Commercial) 1 Year Limited |
| Household appliances it can run by watts (calc) | 20 of 20 | 20 of 20 |
| Price per running watt (calc) | $0.19 | $0.21 |
| Price seen | $2,299 | $2,299 |
| 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 15,500 Watt Dual Fuel Portable HX Generator (XP15500HX)
Choose the DuroMax 15,500 Watt Dual Fuel Portable HX Generator (XP15500HX) if you prefer its maker, seller or ecosystem — the published figures do not favour it.
Westinghouse Outdoor Power iGen12000TFc Inverter Generator - Tri-Fuel
Choose the Westinghouse Outdoor Power iGen12000TFc Inverter Generator - Tri-Fuel if fuel flexibility matters or noise near neighbors matters.
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