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Comfort Kool heat pumps: how do their ratings compare?

A typical Comfort Kool heat pump beats 34% of similar heat pumps (same size and type), which is well below average. Comfort Kool has 3 heat pump models in this list.

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

Overall score

34%

of similar heat pumps beaten by its typical model

Well below average

Comfort Kool has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 3 models with every rating.

Comfort Kool, rating by ratingStrongest on winter-long heating efficiency (beats 45%), weakest on hot-day cooling efficiency (beats 22%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 36%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 27%
  • Winter-long heating efficiencyHSPF2Beats 45%
  • Summer-long cooling efficiencySEER2Beats 41%
  • Hot-day cooling efficiencyEER2Beats 22%

Average (50%)

Each bar: the share of similar heat pumps a typical model beats on that rating.

Want Comfort Kool’s ranks and its models inside every size class? Switch to Advanced

Rebate standards

Share of this brand’s models that meet the efficiency levels rebate programs use. Programs can have other rules too.

  • 100%

    meet CEE 2025 Tier 1, the level many utility rebates use.

    3 models. All brands: 57%.

    See them

  • 33%

    meet Xcel Energy Colorado’s cold-climate rebate levels.

    1 model. All brands: 53%.

    See them

  • 0%

    reach the cold-climate tier: full heating output and a COP of 2.1 or more at 5°F.

    None of its models yet. All brands: 3%.

Comfort Kool all-around best, by size

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

Showing Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

2 of Comfort Kool’s 2 models of this size and type have all five ratings.

  1. 1MCKA12K01Cwith ductless indoor unit MCKA12K01EComfort Kool1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 37.6Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.80 (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
    10.5 (EER2)
    Below the middle
    32.2score / 100Heating 38 · Cooling 27
  2. 2MCKA18K02Cwith ductless indoor unit MCKA18K02EComfort Kool1.5 tons · 18,000 Btu/h · DuctlessNot a cold-climate pick: keeps 69% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    69% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Below the middle
    Cooling efficiency
    21.0 (SEER2)
    Below the middle
    Hot-day cooling
    10.5 (EER2)
    Below the middle
    30.7score / 100Heating 28 · Cooling 34

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

What to do next

The advanced view has Comfort Kool’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view