
Westinghouse WGen9500TFc vs DuroStar DS13000MXT
Compare two tri-fuel workhorse generators: DuroStar adds more watts and longer runtime, Westinghouse is lighter with strong home-backup output.
- DuroStar DS13000MXT
- Westinghouse WGen9500TFc
Comparison Overview
The biggest real-world difference is output and fuel endurance: the DuroStar DS13000MXT delivers 10500 running watts and 13000 starting watts, while the Westinghouse WGen9500TFc delivers 9500 running watts and 12500 starting watts. If you are trying to start heavier loads like a larger central AC, well pump, or multiple big tools at once, that extra headroom on the DuroStar can matter.
Runtime is the other separator. At 25% load, the DuroStar is rated for 17 hours versus 12 hours for the Westinghouse, and at 50% load it is 8.5 hours versus 8 hours. Both are tri-fuel units (gasoline, propane, and natural gas), so they are flexible for outages where one fuel is easier to source.
In day-to-day handling, the Westinghouse is a bit easier to move at 203.4 lb versus 211 lb. Noise is essentially a tie at 74 dB for both, and neither is an inverter generator, so they are better suited to home backup and job sites than quiet camping.
Choose the DuroStar if you want maximum wattage and longer run time, and the Westinghouse if you want slightly easier handling with still-strong backup power.
Key takeaways
- DuroStar DS13000MXT delivers 10500 running watts and 13000 starting watts.
- Westinghouse WGen9500TFc delivers 9500 running watts and 12500 starting watts.
- DuroStar runs up to 17 hours at 25% load, Westinghouse up to 12.
- Both are tri-fuel and can run on gasoline, propane, or natural gas.
- Both are rated 74 dB and are non-inverter open-frame generators.
- Both include a 3-year warranty, Westinghouse weighs 203.4 lb vs 211 lb.
Best use cases
Choose the Westinghouse WGen9500TFc if you want a high-output tri-fuel generator that is a little easier to live with day to day. At 203.4 lb, it is slightly less of a wrestling match to reposition in a garage or driveway, which matters when you are rolling it out during storms. With 9500 running watts and 12500 starting watts, it is a solid fit for typical home-backup priorities like keeping a refrigerator and freezer cold, running lights and outlets, powering a sump pump, and supporting a portable AC or smaller central AC setup (depending on your starting surge needs). The tradeoff is shorter rated runtime at lighter loads, 12 hours at 25%, so you may refuel more often during long outages.
Choose the DuroStar DS13000MXT if your priority is extra starting and running headroom and fewer refueling stops. Its 10500 running watts and 13000 starting watts are helpful when you are stacking loads, for example running a well pump while other appliances cycle, or using multiple high-draw tools on a job site. The longer rated runtime, 17 hours at 25% load and 8.5 hours at 50%, is a practical advantage for overnight outages or when you want to stretch fuel between trips. The tradeoffs are a bit more weight at 211 lb and no meaningful noise advantage, since both are rated 74 dB.
For RV and camping use, neither is ideal because they are open-frame, non-inverter models, so they are louder and less “electronics-friendly” than inverter options. For home backup and job site power, both make more sense, especially if tri-fuel flexibility is a must-have.
Verdict & recommendation
If your priority is the most power headroom for starting bigger loads and you want longer runtime at lighter loads, the DuroStar DS13000MXT is the better fit on paper with 10500 running watts, 13000 starting watts, and 17 hours at 25% load. If your priority is a slightly easier-to-handle tri-fuel workhorse that still brings serious output, the Westinghouse WGen9500TFc is compelling at 203.4 lb with 9500 running watts and 12500 starting watts.
Both are similarly loud at 74 dB, both are non-inverter designs, and both include a 3-year warranty, so the decision mostly comes down to whether you value extra wattage and runtime (DuroStar) or slightly easier handling with strong backup capability (Westinghouse).
Last updated February 28, 2026
| Specification | DuroStar DS13000MXT | Westinghouse WGen9500TFc |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Tri-Fuel | Tri-Fuel |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 10500 W | 9500 W |
| Starting watts | Winner: Winner: 13000 W | 12500 W |
| Noise (lower limit) | Winner: Winner: 74 dB | Winner: Winner: 74 dB |
| Weight | 211 lbs | Winner: Winner: 203.4 lbs |
| Run time @50% load | Winner: Winner: 8.5 h | 8 h |
| Run time @25% load | 17 h | 12 h |
| Fuel tank | 8.3 gal | 6.6 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 30.5 x 27.3 x 26 | 27.2 x 26.1 x 26.5 |
| Electrical | ||
| Voltage (AC) | 120/240 | 120/240 |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | 23 % |
| Engine | ||
| Engine | 500 cc OHV 4-stroke, cast iron sleeve | 457 cc OHV 4-stroke, cast iron sleeve |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 10500 W | 9500 W |
| Starting watts | 13000 W | 12500 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 | 8.5 h | 8 h |
| Run time @25% load | 17 h | 12 h |
| Natural gas | Not available | Not available |
| Running watts | 9000 W | 7500 W |
| Starting watts | 11250 W | 9500 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 |
| Propane | Not available | Not available |
| Running watts | 10000 W | 8500 W |
| Starting watts | 12500 W | 11200 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 | 3.3 h | Not available |
| Run time @25% load | 6.5 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | false |
| Compliance | EPA, ANSI/PGMA G300-2023 | EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | true |
| UPC | 811640017149 | 850032657150 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 10500 | 9500 |
| Running Watts (Propane) | 10000 | 8500 |
| Running Watts (Natural Gas) | 9000 | 7500 |
| Starting Watts (Gasoline) | 13000 | 12500 |
| Starting Watts (Propane) | 12500 | 11200 |
| Starting Watts (Natural Gas) | 11250 | 9500 |
| Runtime @ 50% Load (Gasoline) | 8.5 | 8 |
| Runtime @ 50% Load (Propane) | 3.3 | Not available |
| Runtime @ 25% Load (Gasoline) | 17 | 12 |
| Runtime @ 25% Load (Propane) | 6.5 | Not available |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R) | 2x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke, cast iron sleeve | OHV 4-stroke |
| Engine Displacement | 500 | 457 |
| Cylinder Sleeve | cast iron sleeve | Cast iron sleeve |
| Alternator Winding Material | Copper windings | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 17 | 12 |
| Runtime @ 50% Load (Gasoline) | 8.5 | 8 |
| Runtime @ 50% Load (Propane) | 3.3 | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Low oil and overload protection |
| Low Oil Protection | No | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Starting Components | Not available | Recoil, Electric, Remote |
| Included Accessories | Funnel, tool kit, key fob, battery charger, natural gas hose with NPT adapter, propane hose, battery, and wheel kit | Oil, funnel, tool kit, key fob, battery charger, natural gas hose with NPT adapter, propane hose, battery, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 3 | 3 |
| Additional specs | ||
| Summary | The DuroStar DS13000MXT is a 10,500-watt tri-fuel generator built for high-demand applications. Its tri-fuel capability (gasoline, propane, natural gas) and 13,000-watt starting capacity make it suitable for whole-house backup, RV power, and job-site work where fuel supply flexibility matters. | The Westinghouse WGen9500TFc is a versatile tri-fuel portable generator capable of operating on gasoline, propane, or natural gas. It delivers 9,500 running watts and 12,500 peak watts on gasoline, 8,500 running watts and 11,200 peak watts on propane, and 7,500 running watts and 9,500 peak watts on natural gas. The generator features a heavy-duty 457cc 4-Stroke OHV Westinghouse Engine with a durable cast iron sleeve, ensuring reliable performance. It offers a runtime of up to 12 hours on a 6.6-gallon fuel tank at 25% load and includes a push-button electric start with a key fob, as well as an emergency recoil start. Safety features include a carbon monoxide (CO) sensor with automatic shutdown. The control panel provides various outlets, including GFCI household duplex outlets, a transfer switch-ready twist-lock outlet, and a 120/240V outlet, all with rubber covers for added safety. Additionally, the VFT display offers real-time updates on voltage output, frequency, and lifetime hours. The generator is equipped with heavy-duty never-flat wheels, a handle, and a lift bracket for portability. It comes with a 3-Year Limited Warranty and Lifetime Technical Support. |
- Most PowerfulDuroStar DS13000MXT10500W running
- QuietestDuroStar DS13000MXT74 dB
- Longest RuntimeDuroStar DS13000MXT8.5h at 50% load


