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Bestcold vs REVOLV: heat pump ratings compared

Against heat pumps of the same size and type, a typical Bestcold model beats 46% and a typical REVOLV model 17%. Bestcold rates higher overall.

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

Bestcold

46%

of similar heat pumps beaten by its typical model

About average

79 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°FBestcold: Beats 45%REVOLV: Beats 7%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBestcold: Beats 43%REVOLV: Beats 13%
  • Winter-long heating efficiencyHSPF2Bestcold: Beats 48%REVOLV: Beats 17%
  • Summer-long cooling efficiencySEER2Bestcold: Beats 51%REVOLV: Beats 13%
  • Hot-day cooling efficiencyEER2Bestcold: Beats 39%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

    Bestcold
    68%
    REVOLV
    0%

  • Xcel CC

    Bestcold
    66%
    REVOLV
    0%

  • CEE Advanced

    Bestcold
    1%
    REVOLV
    0%

  • ENERGY STAR CC

    Bestcold
    10%
    REVOLV
    0%

All-around best, ductless 3.5–4.5 tons

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

Showing Ductless, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Bestcold

  1. 1MYTW42NA23BCH24-OBestcold3.5 tons · 42,000 Btu/h · DuctlessCold-climate pick, score 31.2Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Below the middle
    Cooling efficiency
    22.0 (SEER2)
    Good
    Hot-day cooling
    11.2 (EER2)
    Below the middle
    42.4score / 100Heating 31 · Cooling 54
  2. 2MYTM45NA2R32BCH18-OBestcold3.5 tons · 42,000 Btu/h · DuctlessCold-climate pick, score 24.0Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Below the middle
    Cooling efficiency
    20.0 (SEER2)
    Below the middle
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    26.9score / 100Heating 24 · Cooling 30
  3. 3MYTM45NA23BCH18-OBestcold4 tons · 45,000 Btu/h · DuctlessNot a cold-climate pick: keeps 66% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    67% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.5 (HSPF2)
    Below the middle
    Cooling efficiency
    19.0 (SEER2)
    Below the middle
    Hot-day cooling
    10.0 (EER2)
    Below the middle
    17.9score / 100Heating 17 · Cooling 19

REVOLV

No ductless, 3.5–4.5 tons model from REVOLV.

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.

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