
Champion 201508 vs DuroMax XP12000EH
Champion 201508 vs DuroMax XP12000EH: both 9500W dual-fuel workhorses, but DuroMax lists 19h at 25% load, while Champion is lighter.
- DuroMax XP12000EH
- Champion Power Equipment 201508
Comparison Overview
The biggest practical difference is published light-load runtime: the DuroMax XP12000EH lists 19 hours at 25% load, while the Champion 201508 does not list a 25% runtime (both are rated 8 hours at 50% load). If you expect long, lighter-duty runs, like keeping a fridge, lights, and a few outlets going, that extra stated endurance can matter.
On power, they are essentially matched for typical home backup and heavy portable use, delivering 9500 running watts and 12000 starting watts on dual fuel. Neither is an inverter generator, so they are better suited to appliances, tools, sump pumps, and well pumps than to noise sensitive camping or electronics-first setups (you can still run electronics, but you are not getting inverter-grade power).
They are also equally loud on paper at 74 dB, and both include a 3-year warranty. Weight is close, but the Champion is a bit easier to move at 216 lb versus 224 lb for the DuroMax.
If long stated runtime at lighter loads is your priority, the DuroMax tends to fit better, while the Champion makes sense if you want similar output in a slightly lighter package.
Key takeaways
- Both deliver **9500 running watts** and **12000 starting watts** on dual fuel.
- DuroMax XP12000EH lists **19 hours at 25% load**, useful for long outages.
- Both are rated **74 dB**, expect typical open-frame generator loudness.
- Champion 201508 weighs **216 lb**, slightly easier to move than 224 lb.
- Both include a **3-year warranty** and are non-inverter generators.
Best use cases
Choose the Champion 201508 if you want a straightforward, high-output dual-fuel generator for home backup or property work, and you value slightly easier handling. At 216 lb, it is still heavy, but it is a bit less to wrestle onto a pad, into a shed, or around a driveway than a similar unit that is 8 lb heavier. With 9500 running watts and 12000 starting watts, it is a good match for starting bigger loads like a well pump or sump pump while also running essentials like a refrigerator, freezer, lights, and a few circuits. The tradeoff is that you do not get a published 25% load runtime figure here, so if you are planning long, low-demand overnight runs, you may need to be more conservative with fuel planning.
Choose the DuroMax XP12000EH if your use looks like extended, lighter-load operation where you want a clearer expectation of fuel endurance. Its published 19 hours at 25% load is a meaningful clue for scenarios like multi-day outages where you are mostly powering essentials and rotating loads, or for a remote cabin setup where refueling trips are inconvenient. It matches the Champion at 9500 running watts and 12000 starting watts, and it is also rated 74 dB with a 3-year warranty, so the day-to-day experience is similar in noise and coverage. The tradeoff is portability, at 224 lb it is slightly more cumbersome, and like the Champion it is not an inverter, so it is not the best fit for quiet camping, RV parks with strict noise rules, or users who specifically want inverter-clean power.
Verdict & recommendation
If your priority is longer stated runtime at lighter loads, the DuroMax XP12000EH is the easier pick to justify because it publishes 19 hours at 25% load, which aligns with how many people actually run a generator during an outage. If your priority is getting essentially the same 9500 running watts and 12000 starting watts in a slightly lighter unit, the Champion 201508 is appealing, especially if you will be moving it around a property.
For most buyers, the decision comes down to how you expect to run it: long, steady, essentials-only operation points toward DuroMax, while similar power with a small portability edge points toward Champion. Either way, plan for 74 dB noise and non-inverter power characteristics, and size your extension cords and transfer setup accordingly.
Last updated February 26, 2026
| Specification | DuroMax XP12000EH | Champion Power Equipment 201508 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Dual-Fuel |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 9500 W | Winner: Winner: 9500 W |
| Starting watts | Winner: Winner: 12000 W | Winner: Winner: 12000 W |
| Noise (lower limit) | Winner: Winner: 74 dB | Winner: Winner: 74 dB |
| Weight | 224 lbs | Winner: Winner: 216 lbs |
| Run time @50% load | Winner: Winner: 8 h | Winner: Winner: 8 h |
| Run time @25% load | 19 h | Not available |
| Fuel tank | 8.3 gal | 7.7 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 29 x 30 x 26 | 28.7 x 28.7 x 25.8 |
| Electrical | ||
| Voltage (AC) | 120/240 | 120/240 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | No | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | 20 % |
| Engine | ||
| Engine | 457 cc DuroMax OHV 4-stroke, cast iron sleeve | 500 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil, Electric |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 9500 W | 9500 W |
| Starting watts | 12000 W | 12000 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 h | 8 h |
| Run time @25% load | 19 h | Not available |
| Propane | Not available | Not available |
| Running watts | 8075 W | 8500 W |
| Starting watts | 10200 W | 10800 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 | 3.5 h | 4.5 h |
| Run time @25% load | 7 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | false |
| Compliance | CARB, EPA | EPA, ANSI/PGMA G300-2023 |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | true |
| UPC | 811640014681 | 817198028576 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 9500 | 9500 |
| Running Watts (Propane) | 8075 | 8500 |
| Starting Watts (Gasoline) | 12000 | 12000 |
| Starting Watts (Propane) | 10200 | 10800 |
| Runtime @ 50% Load (Gasoline) | 8 | 8 |
| Runtime @ 50% Load (Propane) | 3.5 | 4.5 |
| Runtime @ 25% Load (Gasoline) | 19 | Not available |
| Runtime @ 25% Load (Propane) | 7 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)1x 120/240V 50A (14-50R) | 2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R)1x 120/240V 50A (14-50R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV 4-stroke, 500 cc |
| Engine Displacement | 457 | 500 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Alternator Winding Material | Copper windings | Not available |
| Engine Oil Type | Not available | 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 19 | Not available |
| Runtime @ 50% Load (Gasoline) | 8 | 8 |
| Runtime @ 50% Load (Propane) | 3.5 | 4.5 |
| Controls & display | ||
| Display Type | Voltmeter | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | No | Yes |
| Included equipment | ||
| Starting Components | Not available | Oil, funnel, propane hose, battery, and wheel kit |
| Included Accessories | Funnel, tool kit, propane hose, battery, and wheel kit | Oil, funnel, propane hose, battery, and wheel kit |
| Warranty & identification | ||
| Residential Warranty | Not available | 3 |
| Commercial Warranty | 3 | 3 |
| Additional specs | ||
| Summary | The DuroMax XP12000EH is a 9,500-watt dual-fuel generator built around a 457 cc OHV 4-stroke engine with cast iron sleeves. This wattage class handles simultaneous operation of multiple household appliances, power tools, and RV systems. The dual-fuel capability means users can switch between gasoline and propane based on fuel availability and storage preferences. Gasoline delivers 9,500 running watts with an 8-hour runtime at 50% load. Propane reduces output to 8,075 running watts but extends runtime to 19 hours at 25% load, making it the better choice for extended backup scenarios where refueling frequency matters. The 12,000 peak watts handle motor inrush demands during startup of compressors, pumps, and air conditioning units. | The Champion Power Equipment 201508 is a 9500W dual fuel generator with electric start, suitable for both gasoline and propane, featuring CO Shield® carbon monoxide auto shutoff system. |
- Most PowerfulDuroMax XP12000EH9500W running
- QuietestDuroMax XP12000EH74 dB
- Longest RuntimeDuroMax XP12000EH8h at 50% load


