Skip to content
Rebate.Blue

ComfiAire vs MAXI AIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical ComfiAire model beats 59% and a typical MAXI AIR model 67%. MAXI AIR rates higher overall.

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

ComfiAire

59%

of similar heat pumps beaten by its typical model

Above average

18 models listed

MAXI AIR

67%

of similar heat pumps beaten by its typical model

Well above average

19 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°FComfiAire: Beats 39%MAXI AIR: Beats 41%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FComfiAire: Beats 74%MAXI AIR: Beats 70%
  • Winter-long heating efficiencyHSPF2ComfiAire: Beats 45%MAXI AIR: Beats 75%
  • Summer-long cooling efficiencySEER2ComfiAire: Beats 49%MAXI AIR: Beats 76%
  • Hot-day cooling efficiencyEER2ComfiAire: Beats 43%MAXI AIR: Beats 63%

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

    ComfiAire
    61%
    MAXI AIR
    68%

  • Xcel CC

    ComfiAire
    61%
    MAXI AIR
    74%

  • CEE Advanced

    ComfiAire
    0%
    MAXI AIR
    0%

  • ENERGY STAR CC

    ComfiAire
    61%
    MAXI AIR
    53%

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?

ComfiAire

  1. 1CA3-24UMTOComfiAire2 tons · 24,000 Btu/h · DuctlessKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.1 (HSPF2)
    Good
    56.8score / 100
  2. 2CA-24UXEOwith ductless indoor unit CA-24UWXIComfiAire2 tons · 24,000 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
    1.76 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    55.6score / 100

MAXI AIR

No ductless, 2 tons model from MAXI AIR.

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