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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 57% and a typical Custom Comfort model 65%. Custom Comfort rates higher overall.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

AIRDACH

57%

of similar heat pumps beaten by its typical model

Above average

23 models listed

Custom Comfort

65%

of similar heat pumps beaten by its typical model

Well above average

20 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 47%Custom Comfort: Beats 50%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIRDACH: Beats 39%Custom Comfort: Beats 83%
  • Winter-long heating efficiencyHSPF2AIRDACH: Beats 49%Custom Comfort: Beats 84%
  • Summer-long cooling efficiencySEER2AIRDACH: Beats 54%Custom Comfort: Beats 65%
  • Hot-day cooling efficiencyEER2AIRDACH: Beats 58%Custom Comfort: Beats 51%

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
    39%
    Custom Comfort
    75%

  • Xcel CC

    AIRDACH
    22%
    Custom Comfort
    85%

  • CEE Advanced

    AIRDACH
    0%
    Custom Comfort
    5%

  • ENERGY STAR CC

    AIRDACH
    0%
    Custom Comfort
    100%

Top cold-climate picks, ductless 3.5–4.5 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, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

AIRDACH

  1. 1AMSH4800VM1-DAIRDACH4 tons · 48,000 Btu/h · DuctlessKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    39.4score / 100

Custom Comfort

  1. 1CCOXHASZ60CHPwith ductless indoor unit CCOXHAFC60Custom Comfort4.5 tons · 55,000 Btu/h · DuctlessKeeps 94% of its heat at 5°FMeets Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    94% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.97 (COP at 5°F)
    Good
    Seasonal efficiency
    10.2 (HSPF2)
    Great
    76.8score / 100
  2. 2CCOXHAMZ548HPCustom Comfort4 tons · 48,000 Btu/h · DuctlessKeeps 92% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.8 (HSPF2)
    Good
    76.2score / 100
  3. 3CCOXHASZ48CHPwith ductless indoor unit CCOXHA4C48Custom Comfort4 tons · 48,000 Btu/h · DuctlessKeeps 91% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    91% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.98 (COP at 5°F)
    Good
    Seasonal efficiency
    10.7 (HSPF2)
    Top 10%
    76.0score / 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