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AI AIR CONDITIONING vs Mitsutomo: heat pump ratings compared

Against heat pumps of the same size and type, a typical AI AIR CONDITIONING model beats 62% and a typical Mitsutomo model 58%. AI AIR CONDITIONING rates slightly higher overall.

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

AI AIR CONDITIONING

62%

of similar heat pumps beaten by its typical model

Well above average

55 models listed

Mitsutomo

58%

of similar heat pumps beaten by its typical model

Above average

56 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°FAI AIR CONDITIONING: Beats 62%Mitsutomo: Beats 61%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAI AIR CONDITIONING: Beats 62%Mitsutomo: Beats 58%
  • Winter-long heating efficiencyHSPF2AI AIR CONDITIONING: Beats 74%Mitsutomo: Beats 69%
  • Summer-long cooling efficiencySEER2AI AIR CONDITIONING: Beats 62%Mitsutomo: Beats 57%
  • Hot-day cooling efficiencyEER2AI AIR CONDITIONING: Beats 57%Mitsutomo: Beats 51%

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

    AI AIR CONDITIONING
    89%
    Mitsutomo
    82%

  • Xcel CC

    AI AIR CONDITIONING
    80%
    Mitsutomo
    75%

  • CEE Advanced

    AI AIR CONDITIONING
    4%
    Mitsutomo
    4%

  • ENERGY STAR CC

    AI AIR CONDITIONING
    82%
    Mitsutomo
    77%

Top cold-climate picks, ducted 5 tons and up

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, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?

AI AIR CONDITIONING

None of AI AIR CONDITIONING’s ducted, 5 tons and up models qualifies.

Mitsutomo

None of Mitsutomo’s ducted, 5 tons and up models qualifies.

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