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CAAIR vs COMFORT TIME: 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 TIME

17%

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 TIME: Beats 65%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCAAIR: Not ratedCOMFORT TIME: Beats 0%
  • Winter-long heating efficiencyHSPF2CAAIR: Beats 17%COMFORT TIME: Beats 15%
  • Summer-long cooling efficiencySEER2CAAIR: Beats 20%COMFORT TIME: Beats 15%
  • Hot-day cooling efficiencyEER2CAAIR: Beats 18%COMFORT TIME: Beats 16%

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 TIME
    0%

  • Xcel CC

    CAAIR
    0%
    COMFORT TIME
    0%

  • CEE Advanced

    CAAIR
    0%
    COMFORT TIME
    0%

  • ENERGY STAR CC

    CAAIR
    0%
    COMFORT TIME
    0%

Top cold-climate picks, ducted 2.5–3 tons

Only units that keep at least 70% of their heat at 5°F, ranked on heat kept, efficiency at 5°F and seasonal efficiency (HSPF2), against units their size.

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

CAAIR

No ducted, 2.5–3 tons model from CAAIR.

COMFORT TIME

No ducted, 2.5–3 tons model from COMFORT TIME.

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