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FIRMAN H08052 vs Champion 8500W Electric Start Dual Fuel Generator (201493)

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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#2 of 22 in Dual-Fuel & Open-Frame Portable Generators

FIRMAN H08052

7.5/10

Best for: 8,000 W dual fuel with 12 h at half load

Check price at Amazon
#3 of 22 in Dual-Fuel & Open-Frame Portable Generators

Champion 8500W Electric Start Dual Fuel Generator (201493)

7.3/10

Best for: 8,500 W dual fuel with CO Shield

Check price at Amazon

Spec-by-spec comparison

Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.

SpecFIRMAN H08052Champion 8500W Electric Start Dual Fuel Generator (201493)Weight
Running watts (gasoline)Continuous (rated) output on gasoline as the maker lists it. 8000 W 8500 W 25%
Starting wattsPeak (surge) output on gasoline for starting motors. 10000 W 10000 W 5%
Runtime at 50% loadHours on a full gasoline tank at half load, as the maker states. 12 h 10 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. 212 lb 206 lb 5%
CARB compliantYes when the maker lists CARB compliance. Not listed counts as no. Not listed Not listed 5%
Starting (peak) watts, gasoline10,000 W10,000 Winfo
Fuel tank8 gal7.7 galinfo
OutletsIncludes 120/240V L14-30R(1) 120/240V 30A Locking (L14-30R), (1) 120/240V 35A (14-50R), (2) 120V 20A GFCI Duplex (5-20R)info
Noise basis74 dB at quarter loadNot listedinfo
CO shutoffFIRMAN CO AlertCO Shieldinfo
CARBNot published by the makerNot published by the makerinfo
Running watts on propaneNot listed7,650 Winfo
GenPick score7.5/107.3/10100%

Where each one comes out ahead

FIRMAN H08052

Better published figure on: Runtime at 50% load.

What we like

    Watch out for

    • Runtime at 25% load not published by Firman

    Champion 8500W Electric Start Dual Fuel Generator (201493)

    Better published figure on: Running watts (gasoline), Weight.

    What we like

      Watch out for

      • Runtime at 25% load not published by Champion

      Verdict

      On published specs, the FIRMAN H08052 scores higher (7.5 vs 7.3). Specs don't capture sound character or feel, so weigh the pros and cons above too.

      • Choose the FIRMAN H08052 if this sounds like you: 8,000 W dual fuel with 12 h at half load.
      • Choose the Champion 8500W Electric Start Dual Fuel Generator (201493) if this sounds like you: 8,500 W dual fuel with CO Shield.
      FIRMAN H08052 on AmazonChampion 8500W Electric Start Dual Fuel Generator (201493) on Amazon
      Spec sources

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