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Gree vs Rheem: heat pump ratings compared

Against heat pumps of the same size and type, a typical Gree model beats 54% and a typical Rheem model 49%. Gree rates slightly higher overall.

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

Gree

54%

of similar heat pumps beaten by its typical model

About average

717 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°FGree: Beats 43%Rheem: Beats 59%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FGree: Beats 57%Rheem: Beats 48%
  • Winter-long heating efficiencyHSPF2Gree: Beats 42%Rheem: Beats 43%
  • Summer-long cooling efficiencySEER2Gree: Beats 60%Rheem: Beats 42%
  • Hot-day cooling efficiencyEER2Gree: Beats 60%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

    Gree
    81%
    Rheem
    36%

  • Xcel CC

    Gree
    80%
    Rheem
    34%

  • CEE Advanced

    Gree
    6%
    Rheem
    2%

  • ENERGY STAR CC

    Gree
    66%
    Rheem
    33%

All-around best, ductless 2 tons

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

Showing Ductless, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

Gree

  1. 1MHPC-H-024BSBwith ductless indoor unit MWAL-H-024BBBGree (sold as Ac Pro)2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 84.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.54 (COP at 5°F)
    Top 10%
    Winter efficiency
    11.7 (HSPF2)
    Top 10%
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    14.0 (EER2)
    Top 10%
    86.8score / 100Heating 85 · Cooling 89
  2. 2GWH24AVEXH-D6DNA1A/Owith ductless indoor unit GWH24AVEXH-D6DN***/IGreeAlso sold as Tosot TW24HAY32A1DO, Kinghome KW24XQ29SDO, Tosot TW24HAY32A1DOC, Tosot TWH24AV29D6DO and 4 more; also listed as SAP24HP230V1R32AO, GWH24AVEXH-D6DNA1B/O, AIRY24HP230V1AO, GS24HP230V1RYO2 tons · 22,000 Btu/h · DuctlessCold-climate pick, score 60.1Meets 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
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    27.0 (SEER2)
    Top 10%
    Hot-day cooling
    14.0 (EER2)
    Top 10%
    78.1score / 100Heating 60 · Cooling 96
  3. 3GWH24AGEXF-D6DNA4J/Owith ductless indoor unit GWH24***XF-D6DN***/IGreeAlso sold as Tosot TWH24PD32AO2 tons · 22,000 Btu/h · DuctlessCold-climate pick, score 54.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    79% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.81 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    26.0 (SEER2)
    Top 10%
    Hot-day cooling
    13.7 (EER2)
    Top 10%
    74.3score / 100Heating 55 · Cooling 94

Rheem

  1. 1ML24HP230CALH-Owith ductless indoor unit ML24HP230CALH-IRheem (sold as Mainline)2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 88.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.34 (COP at 5°F)
    Top 10%
    Winter efficiency
    13.5 (HSPF2)
    Top 10%
    Cooling efficiency
    21.0 (SEER2)
    Below the middle
    Hot-day cooling
    13.0 (EER2)
    Great
    76.4score / 100Heating 88 · Cooling 65
  2. 2ML24HP230NEX-Owith ductless indoor unit ML24HP230NEX-IRheem (sold as Mainline)2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 77.9Meets 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
    2.15 (COP at 5°F)
    Great
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    23.5 (SEER2)
    Top 10%
    Hot-day cooling
    13.0 (EER2)
    Great
    74.3score / 100Heating 64 · Cooling 85
  3. 3ML24HP230NEXH-Owith ductless indoor unit ML24HP230NEX-IRheem (sold as Mainline)2 tons · 23,000 Btu/h · DuctlessCold-climate pick, score 89.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    13.3 (HSPF2)
    Top 10%
    Cooling efficiency
    22.3 (SEER2)
    Good
    Hot-day cooling
    12.5 (EER2)
    Good
    72.9score / 100Heating 77 · Cooling 69

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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