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Rheem vs Trane: heat pump ratings compared

Against heat pumps of the same size and type, a typical Rheem model beats 49% and a typical Trane model 50%. Trane rates slightly higher overall.

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

Rheem

49%

of similar heat pumps beaten by its typical model

About average

341 models listed

Trane

50%

of similar heat pumps beaten by its typical model

About average

363 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°FRheem: Beats 59%Trane: Beats 68%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FRheem: Beats 48%Trane: Beats 43%
  • Winter-long heating efficiencyHSPF2Rheem: Beats 43%Trane: Beats 36%
  • Summer-long cooling efficiencySEER2Rheem: Beats 42%Trane: Beats 40%
  • Hot-day cooling efficiencyEER2Rheem: Beats 40%Trane: Beats 66%

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

    Rheem
    36%
    Trane
    39%
  • Xcel CC

    Rheem
    34%
    Trane
    26%
  • CEE Advanced

    Rheem
    2%
    Trane
    3%
  • ENERGY STAR CC

    Rheem
    33%
    Trane
    18%

All-around best, ductless up to 1.5 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Rheem

  1. 1ML06HP230NEXH-Owith ductless indoor unit ML06HP230NEX-IRheem (sold as Mainline)0.5 tons · 6,000 Btu/h · DuctlessCold-climate pick, score 94.4Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    107% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.29 (COP at 5°F)
    Top 10%
    Winter efficiency
    14.6 (HSPF2)
    Top 10%
    Cooling efficiency
    25.3 (SEER2)
    Top 10%
    Hot-day cooling
    16.0 (EER2)
    Top 10%
    93.8score / 100Heating 94 · Cooling 94
  2. 2ML06HP230CALH-Owith ductless indoor unit ML06HP230CALH-IRheem (sold as Mainline)0.5 tons · 6,000 Btu/h · DuctlessCold-climate pick, score 87.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    150% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    15.6 (HSPF2)
    Top 10%
    Cooling efficiency
    35.0 (SEER2)
    Top 10%
    Hot-day cooling
    17.4 (EER2)
    Top 10%
    93.4score / 100Heating 88 · Cooling 99
  3. 3ML09HP230NEX-Owith ductless indoor unit ML09HP230CON-IRheem (sold as Mainline)1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 89.5Meets 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
    2.27 (COP at 5°F)
    Top 10%
    Winter efficiency
    13.9 (HSPF2)
    Top 10%
    Cooling efficiency
    26.0 (SEER2)
    Top 10%
    Hot-day cooling
    16.2 (EER2)
    Top 10%
    92.6score / 100Heating 90 · Cooling 96

Trane

  1. 1M5THM2318A12NA*Trane (sold as RunTru)1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 68.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    80% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    24.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Good
    72.2score / 100Heating 69 · Cooling 76
  2. 2M5THS2312A11NAAwith ductless indoor unit M5MHWUN12A1N0AATrane (sold as RunTru)Also listed as M5THS2312A11NA1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 59.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    24.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Good
    67.7score / 100Heating 60 · Cooling 76
  3. 3M3THS2209A91NAwith ductless indoor unit M3MHW2209A9N0ATrane (sold as RunTru)1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 33.4Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Below the middle
    Cooling efficiency
    23.5 (SEER2)
    Great
    Hot-day cooling
    13.5 (EER2)
    Great
    55.7score / 100Heating 33 · Cooling 78

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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