Skip to content

InfinityLiving vs MITS AIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical InfinityLiving model beats 51% and a typical MITS AIR model 58%. MITS AIR rates higher overall.

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

InfinityLiving

51%

of similar heat pumps beaten by its typical model

About average

20 models listed

MITS AIR

58%

of similar heat pumps beaten by its typical model

Above average

6 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°FInfinityLiving: Beats 52%MITS AIR: Beats 42%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FInfinityLiving: Beats 44%MITS AIR: Beats 80%
  • Winter-long heating efficiencyHSPF2InfinityLiving: Beats 58%MITS AIR: Beats 76%
  • Summer-long cooling efficiencySEER2InfinityLiving: Beats 57%MITS AIR: Beats 55%
  • Hot-day cooling efficiencyEER2InfinityLiving: Beats 42%MITS AIR: 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

    InfinityLiving
    75%
    MITS AIR
    100%
  • Xcel CC

    InfinityLiving
    65%
    MITS AIR
    100%
  • CEE Advanced

    InfinityLiving
    0%
    MITS AIR
    0%
  • ENERGY STAR CC

    InfinityLiving
    70%
    MITS AIR
    100%

Top cold-climate picks, ducted 2.5–3 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.

InfinityLiving

  1. 1EZ-36-HPBwith ducted air handler EZ-36-AHBInfinityLiving3 tons · 36,000 Btu/h · DuctedKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.3 (HSPF2)
    Top 10%
    73.1score / 100
  2. 2EZ-36Z-M4BInfinityLiving3 tons · 33,000 Btu/h · DuctedKeeps 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)
    Great
    61.4score / 100
  3. 3EZ-36-EHPBwith ducted air handler EZ-36-AHBInfinityLiving3 tons · 36,000 Btu/h · DuctedKeeps 75% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    8.7 (HSPF2)
    Good
    59.8score / 100

MITS AIR

  1. 1MAMOX630-36HFN10-M3Xwith ducted air handler MAMVBC-36HWFN10-MC3E-DMITS AIR3 tons · 36,000 Btu/h · DuctedKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.3 (HSPF2)
    Top 10%
    73.1score / 100
  2. 2MAMOD30-30HFN10-M3Xwith ducted air handler MAMVBM-36B24T4N10MITS AIR2.5 tons · 29,000 Btu/h · DuctedKeeps 107% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    107% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.85 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.6 (HSPF2)
    Great
    68.8score / 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