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Midea vs Rheem: heat pump ratings compared

Against heat pumps of the same size and type, a typical Midea model beats 59% and a typical Rheem model 49%. Midea rates 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

Rheem

49%

of similar heat pumps beaten by its typical model

About average

341 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%Rheem: Beats 59%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FMidea: Beats 56%Rheem: Beats 48%
  • Winter-long heating efficiencyHSPF2Midea: Beats 66%Rheem: Beats 43%
  • Summer-long cooling efficiencySEER2Midea: Beats 61%Rheem: Beats 42%
  • Hot-day cooling efficiencyEER2Midea: Beats 54%Rheem: Beats 40%

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%
    Rheem
    36%

  • Xcel CC

    Midea
    70%
    Rheem
    34%

  • CEE Advanced

    Midea
    3%
    Rheem
    2%

  • ENERGY STAR CC

    Midea
    64%
    Rheem
    33%

All-around best, ductless 3.5–4.5 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating 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 · DuctlessCold-climate pick, score 75.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Winter efficiency
    11.3 (HSPF2)
    Top 10%
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Good
    76.7score / 100Heating 74 · Cooling 79
  2. 2MO6HX-H48B-2AMideaAlso sold as MDV M6OE31-48HFN10-M1XD-D4 tons · 47,000 Btu/h · DuctlessCold-climate pick, score 73.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Winter efficiency
    11.0 (HSPF2)
    Top 10%
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Good
    75.6score / 100Heating 72 · Cooling 79
  3. 3D5CMRAH48FAKMideaAlso sold as MDV M6OE30-48HFN10-M1D; also listed as 37MGRAQ48FA34 tons · 46,000 Btu/h · DuctlessCold-climate pick, score 57.2Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Good
    Winter efficiency
    10.5 (HSPF2)
    Good
    Cooling efficiency
    22.5 (SEER2)
    Great
    Hot-day cooling
    12.3 (EER2)
    Great
    70.1score / 100Heating 57 · Cooling 83

Rheem

  1. 1ML48HP230MULH-O*Rheem (sold as Mainline)Also listed as ML48HP230MULH - O4 tons · 47,000 Btu/h · DuctlessCold-climate pick, score 73.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Winter efficiency
    11.0 (HSPF2)
    Top 10%
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Good
    75.6score / 100Heating 72 · Cooling 79
  2. 2ML48HP230MUL-O*Rheem (sold as Mainline)Also listed as ML48HP230MUL - O4 tons · 46,000 Btu/h · DuctlessCold-climate pick, score 56.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Good
    Winter efficiency
    10.5 (HSPF2)
    Good
    Cooling efficiency
    22.2 (SEER2)
    Great
    Hot-day cooling
    12.3 (EER2)
    Great
    68.6score / 100Heating 56 · Cooling 81
  3. 3ML55HP230MULH-O*Rheem (sold as Mainline)Also listed as ML55HP230MULH - O4.5 tons · 51,000 Btu/h · DuctlessCold-climate pick, score 66.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    85% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Good
    Cooling efficiency
    22.2 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Good
    63.6score / 100Heating 53 · Cooling 74

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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