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Panasonic vs Proair: heat pump ratings compared

Against heat pumps of the same size and type, a typical Panasonic model beats 68% and a typical Proair model 52%. Panasonic rates higher overall.

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

Panasonic

68%

of similar heat pumps beaten by its typical model

Well above average

29 models listed

Proair

52%

of similar heat pumps beaten by its typical model

About average

30 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°FPanasonic: Beats 64%Proair: Beats 49%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FPanasonic: Beats 72%Proair: Beats 55%
  • Winter-long heating efficiencyHSPF2Panasonic: Beats 80%Proair: Beats 59%
  • Summer-long cooling efficiencySEER2Panasonic: Beats 66%Proair: Beats 55%
  • Hot-day cooling efficiencyEER2Panasonic: Beats 62%Proair: Beats 44%

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

    Panasonic
    97%
    Proair
    70%

  • Xcel CC

    Panasonic
    90%
    Proair
    67%

  • CEE Advanced

    Panasonic
    21%
    Proair
    0%

  • ENERGY STAR CC

    Panasonic
    79%
    Proair
    0%

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?

Panasonic

  1. 1CU-3Z22ABUCPanasonic2 tons · 22,000 Btu/h · DuctlessKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.27 (COP at 5°F)
    Great
    Seasonal efficiency
    10.7 (HSPF2)
    Great
    90.9score / 100
  2. 2CU-4Z24BBUCPanasonic2 tons · 24,000 Btu/h · DuctlessKeeps 113% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    113% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.08 (COP at 5°F)
    Good
    Seasonal efficiency
    11.4 (HSPF2)
    Top 10%
    85.3score / 100
  3. 3CU-XZ24AKUACwith ductless indoor unit CS-XZ24AKUAWPanasonic2 tons · 24,000 Btu/h · DuctlessKeeps 85% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    85% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.24 (COP at 5°F)
    Great
    Seasonal efficiency
    11.0 (HSPF2)
    Great
    84.4score / 100

Proair

  1. 1POX21-24HFN10-Mwith ductless indoor unit PSAG-24HWM-MProair2 tons · 24,000 Btu/h · DuctlessKeeps 71% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.11 (COP at 5°F)
    Great
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    45.1score / 100
  2. 2PMUL-A4P-27HP-MProair2 tons · 26,000 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
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    41.1score / 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