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Westinghouse iGen2550c

Ranked #20 of 30 in Best Portable Inverter Generators: Champion, Westinghouse, WEN, DuroMax & FIRMAN (2026). Here is every spec we scored, where it came from, and how it compares.

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#20

Westinghouse iGen2550c

Best for: 1,900 W, 40 lb, TT-30R

5.0/10

What we like

    Watch out for

      Score breakdown

      Running watts (gasoline) 25%
      Runtime at 25% load 15%
      Runtime at 50% load 5%
      Noise 15%
      Weight 10%
      CO shutoff 10%
      Runs on propane 10%
      CARB compliant 5%
      Parallel capable 5%
      Running watts (gasoline)1900 W
      Runtime at 25% load11 h
      Runtime at 50% load7 h
      Noise52 dBA
      Weight40 lb
      CO shutoffYes
      Runs on propaneNo
      CARB compliantNo
      Parallel capableYes
      Starting (peak) watts, gasoline2,550 W
      Fuel tank1.1 gal
      OutletsOne Duplex 120V (5-20R),One 120V TT-30R,Two USB
      CO shutoffCO sensor shutdown
      PriceCheck price
      Check price at Amazon
      Specs source:

      How it compares

      Open the full comparison table

      Westinghouse iGen5000DFc
      7.0/10
      #1 · EFI dual fuel with 18 h at quarter load and 52 dBA
      Champion 6500W Dual Fuel Inverter (201532)
      6.2/10
      #2 · Most running watts here on a 64 dBA rating, with an L14-30R
      DuroMax XP7000iH
      6.2/10
      #3 · 5,500 W dual fuel inverter with an L14-30R
      Westinghouse iGen2550DFc
      6.0/10
      #4 · Small dual fuel with a TT-30R RV outlet
      Westinghouse iGen4000DFc
      5.9/10
      #5 · Dual fuel 3,300 W at 52 dBA
      Champion 4500W Electric Start Dual Fuel Inverter (201319)
      5.8/10
      #6 · 3,500 W dual fuel with 14 h at quarter load
      WEN DF500iX
      5.8/10
      #7 · 120/240V dual fuel with 9 h at half load
      Champion 2000W Dual Fuel Inverter (201230)
      5.7/10
      #8 · 2,000 W dual fuel with CO Shield at 39.5 lb
      Champion 2500W Dual Fuel Inverter (201323)
      5.7/10
      #9 · Small dual fuel inverter at 53 dBA
      DuroMax XP2300iH
      5.6/10
      #10 · Small dual fuel inverter at 52 dB
      FIRMAN WH03342
      5.6/10
      #11 · Whisper dual fuel at 58 dB
      WEN DF680iX
      5.6/10
      #12 · 5,100 W dual fuel with an L14-30R
      Champion 5500W Dual Fuel Inverter (201561)
      5.5/10
      #13 · 4,000 W dual fuel with CO Shield and an RV outlet
      Champion 4500W Dual Fuel Inverter (201531)
      5.3/10
      #14 · Light 4,500 W-peak dual fuel at 51.8 lb
      WEN DF480iX
      5.3/10
      #15 · 4,000 W dual fuel with 7 h at half load
      WEN DF525iX
      5.3/10
      #16 · Same 4,200 W on gas or propane
      Champion 4000W Dual Fuel Inverter (201050)
      5.2/10
      #17 · 3,000 W dual fuel inverter at 51.8 lb
      FIRMAN WT03571
      5.2/10
      #18 · Tri-fuel inverter at 52 lb
      WEN DF280iX
      5.2/10
      #19 · 2,250 W dual fuel with 9 h at half load
      Westinghouse iGen2800c
      5.0/10
      #21 · 2,200 W at 52 dBA with 12 h at quarter load
      Westinghouse iGen4000c
      4.9/10
      #22 · Gas 3,300 W with remote start and 52 dBA
      WEN DF360iX
      4.9/10
      #23 · 2,900 W dual fuel at 49 lb
      Westinghouse iGen1500c
      4.6/10
      #24 · Smallest here: 1,000 W at 32 lb
      Champion 5500W Inverter (201560)
      4.5/10
      #25 · 4,000 W gas-only inverter at 73.4 lb
      WEN 56432iX
      4.4/10
      #26 · 3,600 W gas inverter at 53 lb
      Champion 3400W Electric Start Dual Fuel Inverter (100396)
      4.1/10
      #27 · 3,100 W dual fuel with an L5-30R
      Champion 2500W Inverter (201490)
      3.8/10
      #28 · Lightest generator here at 37.7 lb
      Champion 4500W Inverter (201318)
      3.8/10
      #29 · 3,500 W gas inverter with 14 h at quarter load
      WEN 56250iX
      3.5/10
      #30 · Light 1,900 W gas inverter at 37.5 lb