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PERFECTAIRE vs Wells: heat pump ratings compared

Against heat pumps of the same size and type, a typical PERFECTAIRE model beats 62% and a typical Wells model 63%. Wells rates slightly higher overall.

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

PERFECTAIRE

62%

of similar heat pumps beaten by its typical model

Well above average

22 models listed

Wells

63%

of similar heat pumps beaten by its typical model

Well above average

37 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°FPERFECTAIRE: Beats 55%Wells: Beats 64%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FPERFECTAIRE: Beats 71%Wells: Beats 61%
  • Winter-long heating efficiencyHSPF2PERFECTAIRE: Beats 71%Wells: Beats 74%
  • Summer-long cooling efficiencySEER2PERFECTAIRE: Beats 57%Wells: Beats 62%
  • Hot-day cooling efficiencyEER2PERFECTAIRE: Beats 61%Wells: Beats 59%

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

    PERFECTAIRE
    82%
    Wells
    87%

  • Xcel CC

    PERFECTAIRE
    82%
    Wells
    81%

  • CEE Advanced

    PERFECTAIRE
    5%
    Wells
    3%

  • ENERGY STAR CC

    PERFECTAIRE
    82%
    Wells
    84%

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?

PERFECTAIRE

  1. 14PAMSHH24-SZOwith ductless indoor unit 4PAMSHH24-UVWPERFECTAIRE2 tons · 23,000 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
    13.3 (HSPF2)
    Top 10%
    77.2score / 100
  2. 24PAMSH24B-SZOwith ductless indoor unit 4PAMSH24B-SZWPERFECTAIRE2 tons · 24,000 Btu/h · DuctlessKeeps 71% of its heat at 5°FMeets Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.01 (COP at 5°F)
    Good
    Seasonal efficiency
    8.5 (HSPF2)
    Below the middle
    38.9score / 100

Wells

  1. 1WOS-24PRE/230with ductless indoor unit WI4C-24MOC/230Wells2 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. 2WOS-24QUA/230with ductless indoor unit WIFC-24MOC/230Wells2 tons · 24,000 Btu/h · DuctlessKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.27 (COP at 5°F)
    Great
    Seasonal efficiency
    11.1 (HSPF2)
    Top 10%
    77.9score / 100
  3. 3WOM-27RH4/230Wells2 tons · 26,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR 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