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Midea vs Mitsubishi Electric: heat pump ratings compared

Against heat pumps of the same size and type, a typical Midea model beats 59% and a typical Mitsubishi Electric model 60%. Mitsubishi Electric rates slightly higher overall.

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

Midea

59%

of similar heat pumps beaten by its typical model

Above average

546 models listed

Mitsubishi Electric

60%

of similar heat pumps beaten by its typical model

Well above average

156 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°FMidea: Beats 59%Mitsubishi Electric: Beats 55%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FMidea: Beats 56%Mitsubishi Electric: Beats 54%
  • Winter-long heating efficiencyHSPF2Midea: Beats 66%Mitsubishi Electric: Beats 66%
  • Summer-long cooling efficiencySEER2Midea: Beats 61%Mitsubishi Electric: Beats 63%
  • Hot-day cooling efficiencyEER2Midea: Beats 54%Mitsubishi Electric: Beats 60%

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

    Midea
    76%
    Mitsubishi Electric
    81%

  • Xcel CC

    Midea
    70%
    Mitsubishi Electric
    67%

  • CEE Advanced

    Midea
    3%
    Mitsubishi Electric
    10%

  • ENERGY STAR CC

    Midea
    64%
    Mitsubishi Electric
    66%

Top cold-climate picks, ductless 3.5–4.5 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 Ductless, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Midea

  1. 1D5CMHAH48FAKMideaAlso sold as MDV M6OE31-48HFN10-M1XD, MDV M6OE31-48HFN10-M1X; also listed as 37MGHAQ48FA34 tons · 47,000 Btu/h · DuctlessKeeps 98% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    98% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    11.2 (HSPF2)
    Top 10%
    75.5score / 100
  2. 2MO6HX-H48B-2AMideaAlso sold as MDV M6OE31-48HFN10-M1XD-D4 tons · 47,000 Btu/h · DuctlessKeeps 98% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    98% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    73.4score / 100
  3. 3M6OE31-53HFN10-M1XD*Midea (sold as MDV)Also listed as M6OE31-53HFN10-M1X4.5 tons · 52,000 Btu/h · DuctlessKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Good
    Seasonal efficiency
    10.7 (HSPF2)
    Great
    69.9score / 100

Mitsubishi Electric

  1. 1MXZ-SM48NLHZ***Mitsubishi ElectricAlso listed as PUMY-HL48NKMU, MXZ-SM48NLHZ-4 tons · 48,000 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)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    11.5 (HSPF2)
    Top 10%
    78.4score / 100
  2. 2MXZ-SM42NLHZ***Mitsubishi ElectricAlso listed as PUMY-HL42NKMU, MXZ-SM42NLHZ-3.5 tons · 42,000 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)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    11.1 (HSPF2)
    Top 10%
    77.6score / 100
  3. 3MXZ-SM48NL***Mitsubishi ElectricAlso listed as PUMY-L48NKMU, MXZ-SM48NL-4 tons · 48,000 Btu/h · DuctlessKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    10.4 (HSPF2)
    Good
    52.5score / 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.

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