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Airdach vs Custom Comfort: heat pump ratings compared

Against heat pumps of the same size and type, a typical Airdach model beats 40% and a typical Custom Comfort model 71%. Custom Comfort rates higher overall.

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

Airdach

40%

of similar heat pumps beaten by its typical model

Below average

29 models listed

Custom Comfort

71%

of similar heat pumps beaten by its typical model

Well above average

28 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°FAirdach: Beats 48%Custom Comfort: Beats 64%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAirdach: Beats 34%Custom Comfort: Beats 71%
  • Winter-long heating efficiencyHSPF2Airdach: Beats 28%Custom Comfort: Beats 84%
  • Summer-long cooling efficiencySEER2Airdach: Beats 29%Custom Comfort: Beats 69%
  • Hot-day cooling efficiencyEER2Airdach: Beats 49%Custom Comfort: Beats 67%

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

    Airdach
    24%
    Custom Comfort
    96%

  • Xcel CC

    Airdach
    31%
    Custom Comfort
    100%

  • CEE Advanced

    Airdach
    0%
    Custom Comfort
    4%

  • ENERGY STAR CC

    Airdach
    0%
    Custom Comfort
    100%

Top cold-climate picks, ductless 2 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 Ductless, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

Airdach

  1. 1ACSH2419VR1-D3with ductless indoor unit AIWH2400VR1-D3Airdach2 tons · 24,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.5 (HSPF2)
    Below the middle
    13.5score / 100

Custom Comfort

  1. 1CCOXHBSZ24HPwith ductless indoor unit CCOXHB4C24Custom Comfort2 tons · 23,400 Btu/h · DuctlessKeeps 95% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    95% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.23 (COP at 5°F)
    Great
    Seasonal efficiency
    11.6 (HSPF2)
    Top 10%
    89.4score / 100
  2. 2CCOESBSZ24HPwith ductless indoor unit CCOXHBWM24Custom Comfort2 tons · 24,000 Btu/h · DuctlessKeeps 78% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.54 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    11.7 (HSPF2)
    Top 10%
    84.5score / 100

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