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Mitsubishi Electric vs Rheem: heat pump ratings compared

Against heat pumps of the same size and type, a typical Mitsubishi Electric model beats 65% and a typical Rheem model 54%. Mitsubishi Electric rates higher overall.

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

Mitsubishi Electric

65%

of similar heat pumps beaten by its typical model

Well above average

373 models listed

Rheem

54%

of similar heat pumps beaten by its typical model

About average

291 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°FMitsubishi Electric: Beats 67%Rheem: Beats 69%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FMitsubishi Electric: Beats 55%Rheem: Beats 59%
  • Winter-long heating efficiencyHSPF2Mitsubishi Electric: Beats 72%Rheem: Beats 49%
  • Summer-long cooling efficiencySEER2Mitsubishi Electric: Beats 63%Rheem: Beats 44%
  • Hot-day cooling efficiencyEER2Mitsubishi Electric: Beats 65%Rheem: Beats 46%

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

    Mitsubishi Electric
    68%
    Rheem
    40%

  • Xcel CC

    Mitsubishi Electric
    54%
    Rheem
    35%

  • CEE Advanced

    Mitsubishi Electric
    6%
    Rheem
    6%

  • ENERGY STAR CC

    Mitsubishi Electric
    37%
    Rheem
    16%

Top cold-climate picks, ductless 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 Ductless, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?

Mitsubishi Electric

  1. 1MXZ-SM60NAM***Mitsubishi ElectricAlso sold as Trane / Mitsubishi Electric NTXMSM60A182A5 tons · 60,000 Btu/h · DuctlessKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    60.2score / 100
  2. 2MXZ-SM60NAM2Mitsubishi ElectricAlso sold as Trane / Mitsubishi Electric NTXMSM60A182B; also listed as PUMY-P60NKMU4, MXZ-SM60NAM25 tons · 60,000 Btu/h · DuctlessKeeps 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)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    56.5score / 100

Rheem

No ductless, 5 tons and up model from Rheem.

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