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Custom Comfort vs Panasonic: heat pump ratings compared

Against heat pumps of the same size and type, a typical Custom Comfort model beats 65% and a typical Panasonic model 47%. Custom Comfort rates higher overall.

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

Custom Comfort

65%

of similar heat pumps beaten by its typical model

Well above average

20 models listed

Panasonic

47%

of similar heat pumps beaten by its typical model

About average

36 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°FCustom Comfort: Beats 50%Panasonic: Beats 40%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCustom Comfort: Beats 83%Panasonic: Beats 50%
  • Winter-long heating efficiencyHSPF2Custom Comfort: Beats 84%Panasonic: Beats 57%
  • Summer-long cooling efficiencySEER2Custom Comfort: Beats 65%Panasonic: Beats 48%
  • Hot-day cooling efficiencyEER2Custom Comfort: Beats 51%Panasonic: Beats 39%

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

    Custom Comfort
    75%
    Panasonic
    53%

  • Xcel CC

    Custom Comfort
    85%
    Panasonic
    36%

  • CEE Advanced

    Custom Comfort
    5%
    Panasonic
    0%

  • ENERGY STAR CC

    Custom Comfort
    100%
    Panasonic
    36%

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). What size is my system?

Custom Comfort

  1. 1CCOXHAMZ327HPCustom Comfort2.5 tons · 27,000 Btu/h · DuctedKeeps 101% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    101% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Top 10%
    80.4score / 100
  2. 2CCOXHASZ36CHPwith ducted air handler CCOXHASD36Custom Comfort3 tons · 36,000 Btu/h · DuctedKeeps 86% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    86% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.98 (COP at 5°F)
    Good
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    79.9score / 100
  3. 3CCOXHA24V36HPwith ducted air handler CCOACC3036CCustom Comfort3 tons · 35,000 Btu/h · DuctedKeeps 82% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Top 10%
    78.6score / 100

Panasonic

  1. 1CU-HE36YAHK6with ducted air handler CS-HE36YAC6Panasonic3 tons · 35,000 Btu/h · DuctedKeeps 82% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Top 10%
    78.6score / 100
  2. 2CU-HE30YAHK6with ducted air handler CS-HE30YAC6Panasonic2.5 tons · 30,000 Btu/h · DuctedKeeps 82% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.85 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.7 (HSPF2)
    Great
    67.8score / 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