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CAAIR vs Comfort Kool: heat pump ratings compared

One of these brands has too few models with every rating for an overall score; see each rating below.

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

CAAIR

—

of similar heat pumps beaten by its typical model

Not enough rated models

3 models listed

Comfort Kool

34%

of similar heat pumps beaten by its typical model

Well below average

3 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°FCAAIR: Beats 66%Comfort Kool: Beats 36%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCAAIR: Not ratedComfort Kool: Beats 27%
  • Winter-long heating efficiencyHSPF2CAAIR: Beats 17%Comfort Kool: Beats 45%
  • Summer-long cooling efficiencySEER2CAAIR: Beats 20%Comfort Kool: Beats 41%
  • Hot-day cooling efficiencyEER2CAAIR: Beats 18%Comfort Kool: Beats 22%

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

    CAAIR
    0%
    Comfort Kool
    100%

  • Xcel CC

    CAAIR
    0%
    Comfort Kool
    33%

  • CEE Advanced

    CAAIR
    0%
    Comfort Kool
    0%

  • ENERGY STAR CC

    CAAIR
    0%
    Comfort Kool
    0%

All-around best, ducted up to 1.5 tons

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

Showing Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

CAAIR

No ducted, up to 1.5 tons model from CAAIR.

Comfort Kool

No ducted, up to 1.5 tons model from Comfort Kool.

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