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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, ducted up to 1.5 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 Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

ComfiAire

No ducted, up to 1.5 tons model from ComfiAire.

MAXI AIR

No ducted, up to 1.5 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