The difference that matters
The FIRMAN Tri Fuel Portable Generator 9400/7500W Electric Start 120/240V (T07573) runs on 3 fuels; the other on 1. The Westinghouse Outdoor Power WGen7500c Generator is listed $151 lower.
Side by side
| Specification | FIRMAN Tri Fuel Portable Generator 9400/7500W Electric Start 120/240V (T07573) | Westinghouse Outdoor Power WGen7500c Generator |
|---|---|---|
| Brand | FIRMAN | Westinghouse Outdoor Power |
| Running watts | 7,500 W | 7,500 W |
| Starting watts | 9,400 W | 9,500 W |
| Fuel types | Gasoline, Propane, Natural gas | Gasoline |
| Fuel tank (gasoline) | — | 6.6 gal |
| Runtime (as stated) | — | — |
| Noise (as stated) | — | 72 dB |
| Weight | 211 lb | 207.1 lb |
| Starting system | Electric start | — |
| Inverter | No | No |
| Carbon monoxide shutoff | Listed | Listed |
| Parallel capable | — | — |
| Warranty | — | 3 Year Limited |
| Household appliances it can run by watts (calc) | 19 of 20 | 19 of 20 |
| Price per running watt (calc) | $0.18 | $0.16 |
| Price seen | $1,350 | $1,199 |
| 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?
FIRMAN Tri Fuel Portable Generator 9400/7500W Electric Start 120/240V (T07573)
Choose the FIRMAN Tri Fuel Portable Generator 9400/7500W Electric Start 120/240V (T07573) if fuel flexibility matters.
Westinghouse Outdoor Power WGen7500c Generator
Choose the Westinghouse Outdoor Power WGen7500c Generator if price decides it.
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