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Conforto vs Perfect Aire: heat pump ratings compared

Against heat pumps of the same size and type, a typical Conforto model beats 58% and a typical Perfect Aire model 56%. Conforto rates slightly higher overall.

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

Conforto

58%

of similar heat pumps beaten by its typical model

Above average

21 models listed

Perfect Aire

56%

of similar heat pumps beaten by its typical model

Above average

21 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°FConforto: Beats 49%Perfect Aire: Beats 43%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FConforto: Beats 67%Perfect Aire: Beats 70%
  • Winter-long heating efficiencyHSPF2Conforto: Beats 70%Perfect Aire: Beats 35%
  • Summer-long cooling efficiencySEER2Conforto: Beats 59%Perfect Aire: Beats 45%
  • Hot-day cooling efficiencyEER2Conforto: Beats 50%Perfect Aire: Beats 47%

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

    Conforto
    71%
    Perfect Aire
    71%

  • Xcel CC

    Conforto
    67%
    Perfect Aire
    71%

  • CEE Advanced

    Conforto
    0%
    Perfect Aire
    0%

  • ENERGY STAR CC

    Conforto
    76%
    Perfect Aire
    48%

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?

Conforto

  1. 1MHMZ548DAConforto4 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

Perfect Aire

No ductless, 3.5–4.5 tons model from Perfect Aire.

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