Champion 9500W Electric Start Dual Fuel Generator (201508) vs FIRMAN T08073
Two of the dual-fuel & open-frame portable generators in our best dual-fuel portable generators: champion, westinghouse, duromax, wen & firman comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Champion 9500W Electric Start Dual Fuel Generator (201508)
Best for: Most running watts here: 9,500 W with an L14-30R and 14-50R
Check price at AmazonBest for: Tri-fuel 8,000 W with L14-30R and 14-50R
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Champion 9500W Electric Start Dual Fuel Generator (201508) | FIRMAN T08073 | Weight |
|---|---|---|---|
| Running watts (gasoline)Continuous (rated) output on gasoline as the maker lists it. | 9500 W | 8000 W | 25% |
| Starting wattsPeak (surge) output on gasoline for starting motors. | 12000 W | 10000 W | 5% |
| Runtime at 50% loadHours on a full gasoline tank at half load, as the maker states. | 8 h | 10.5 h | 15% |
| Runtime at 25% loadHours on a full gasoline tank at quarter load, as the maker states. | Not listed | Not listed | 5% |
| NoiseThe maker's noise figure in decibels. Load and distance differ by maker; the basis is in each product's notes where stated. | 74 dBA | 74 dBA | 10% |
| Transfer-switch readyYes when the generator has a 120/240V L14-30R or 14-50R outlet, or the maker calls it transfer-switch ready, so an electrician can connect it to your home through a transfer switch or interlock. | Yes | Yes | 10% |
| CO shutoffYes when the maker lists automatic carbon monoxide shutoff. | Yes | Yes | 10% |
| Runs on propaneYes for dual- or tri-fuel models. | Yes | Yes | 10% |
| WeightThe maker's listed (dry) weight. | 216 lb | 225 lb | 5% |
| CARB compliantYes when the maker lists CARB compliance. Not listed counts as no. | Not listed | Not listed | 5% |
| Starting (peak) watts, gasoline | 12,000 W | 10,000 W | info |
| Running watts on propane | 8,550 W | 7,250 W | info |
| Fuel tank | 7.7 gal | 8 gal | info |
| Outlets | (1) 120/240V 30A Locking (L14-30R), (1) 120/240V 39.5A (14-50R), (2) 120V 20A GFCI Duplex (5-20R) | Includes 120/240V L14-30R and 14-50R | info |
| CO shutoff | CO Shield | FIRMAN CO Alert | info |
| CARB | Not published by the maker | Not published by the maker | info |
| Running watts on natural gas | Not listed | 5,500 W | info |
| Noise basis | Not listed | 74 dB at half load | info |
| GenPick score | 7.3/10 | 7.1/10 | 100% |
Where each one comes out ahead
Champion 9500W Electric Start Dual Fuel Generator (201508)
Better published figure on: Running watts (gasoline), Starting watts, Weight.
What we like
- Top running watts (gasoline) in this comparison (9500 W)
- Top starting watts in this comparison (12000 W)
Watch out for
- Lowest runtime at 50% load in this comparison (8 h)
- Runtime at 25% load not published by Champion
FIRMAN T08073
Better published figure on: Runtime at 50% load.
What we like
Watch out for
- Runtime at 25% load not published by Firman
- Highest weight in this comparison (225 lb)
Verdict
Champion lists 9,500 vs 8,000 W and 216 vs 225 lb; FIRMAN lists tri fuel (natural gas too) and 10.5 vs 8 h at half load. Both have L14-30R and 14-50R outlets and CO shutoff.
- Champion 9500W Electric Start Dual Fuel Generator (201508): Champion: 9500W Electric Start Dual Fuel Generator
- FIRMAN T08073: FIRMAN: T08073