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EG4 vs REVOLV: heat pump ratings compared

Against heat pumps of the same size and type, a typical EG4 model beats 66% and a typical REVOLV model 17%. EG4 rates higher overall.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated

EG4

66%

of similar heat pumps beaten by its typical model

Well above average

11 models listed

REVOLV

17%

of similar heat pumps beaten by its typical model

Well below average

11 models listed

Rating by ratingEach bar is the share of same-size, same-type heat pumps that a typical model beats, so the two brands compare fairly even if they make different sizes.
  • Efficiency on a 5°F dayCOP at 5°FEG4: Beats 76%REVOLV: Beats 7%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FEG4: Beats 75%REVOLV: Beats 13%
  • Winter-long heating efficiencyHSPF2EG4: Beats 72%REVOLV: Beats 17%
  • Summer-long cooling efficiencySEER2EG4: Beats 58%REVOLV: Beats 13%
  • Hot-day cooling efficiencyEER2EG4: Beats 65%REVOLV: Beats 32%

Average (50%)Dashed outline: the other brand, for comparison

Want ranks, distributions per size class and cold-weather curves? Switch to Advanced

Rebate standards

Share of each brand’s models that meet the level. Programs can have other rules too.
  • CEE 2025

    EG4
    73%
    REVOLV
    0%
  • Xcel CC

    EG4
    73%
    REVOLV
    0%
  • CEE Advanced

    EG4
    0%
    REVOLV
    0%
  • ENERGY STAR CC

    EG4
    73%
    REVOLV
    0%

All-around best, ducted 2 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

EG4

No ducted, 2 tons model from EG4.

REVOLV

  1. 1HSH4ME5M1SP24Kwith indoor coil C75B(A,H)MX24C*B and furnace MG3P-054U1AABREVOLV2 tons · 23,400 Btu/h · DuctedNot a cold-climate pick: keeps 50% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    51% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    7.5 (HSPF2)
    Below the middle
    Cooling efficiency
    14.3 (SEER2)
    Below the middle
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    19.1score / 100Heating 17 · Cooling 21
  2. 2Q95RD*024KREVOLV2 tons · 23,600 Btu/h · DuctedNot a cold-climate pick: keeps 35% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    35% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.50 (COP at 5°F)
    Below the middle
    Winter efficiency
    6.7 (HSPF2)
    Below the middle
    Cooling efficiency
    13.4 (SEER2)
    Below the middle
    Hot-day cooling
    10.6 (EER2)
    Below the middle
    7.4score / 100Heating 3 · Cooling 11

These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.

Next steps

The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.

Open the advanced view