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Bestcold vs K&A: heat pump ratings compared

Against heat pumps of the same size and type, a typical Bestcold model beats 46% and a typical K&A model 30%. 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

K&A

30%

of similar heat pumps beaten by its typical model

Well below average

23 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%K&A: Beats 31%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBestcold: Beats 43%K&A: Beats 39%
  • Winter-long heating efficiencyHSPF2Bestcold: Beats 48%K&A: Beats 33%
  • Summer-long cooling efficiencySEER2Bestcold: Beats 51%K&A: Beats 27%
  • Hot-day cooling efficiencyEER2Bestcold: Beats 39%K&A: Beats 28%

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%
    K&A
    17%

  • Xcel CC

    Bestcold
    66%
    K&A
    17%

  • CEE Advanced

    Bestcold
    1%
    K&A
    0%

  • ENERGY STAR CC

    Bestcold
    10%
    K&A
    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.

Showing Ducted, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

Bestcold

  1. 1MYGA36NA23BCH19-Owith ducted air handler MYGA24NA23BCH20-IBestcold2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 67.2Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Winter efficiency
    9.4 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Great
    Hot-day cooling
    13.3 (EER2)
    Top 10%
    79.6score / 100Heating 67 · Cooling 92
  2. 2MYUA24NA23BCH20-Owith ducted air handler MYUA24NA23BCH20-IBestcold2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 65.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Great
    Hot-day cooling
    14.0 (EER2)
    Top 10%
    79.3score / 100Heating 65 · Cooling 93
  3. 3MYUSA24NA23BCH19-Owith ducted air handler MYUSA24NA23BCH19-IBestcold2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 80.9Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    18.5 (SEER2)
    Good
    Hot-day cooling
    12.0 (EER2)
    Good
    73.5score / 100Heating 81 · Cooling 66

K&A

  1. 1DIVINE-24K220V-7-Owith ducted air handler DIVINE-24K220V-7-IK&A2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 60.4Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    79% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.15 (COP at 5°F)
    Good
    Winter efficiency
    8.8 (HSPF2)
    Good
    Cooling efficiency
    18.5 (SEER2)
    Good
    Hot-day cooling
    12.5 (EER2)
    Great
    68.1score / 100Heating 60 · Cooling 76
  2. 2CELESTIAL-24K220V-7K&AAlso listed as CELESTIAL-24K220V-72 tons · 24,000 Btu/h · DuctedCold-climate pick, score 25.4Meets none of the standards tracked here
    Heat kept at 5°F
    77% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.64 (COP at 5°F)
    Below the middle
    Winter efficiency
    7.2 (HSPF2)
    Below the middle
    Cooling efficiency
    15.2 (SEER2)
    Below the middle
    Hot-day cooling
    9.9 (EER2)
    Below the middle
    21.2score / 100Heating 25 · Cooling 17

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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