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Carrier vs Rheem: heat pump ratings compared

Against heat pumps of the same size and type, a typical Carrier model beats 48% and a typical Rheem model 49%. Rheem rates slightly higher overall.

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

Carrier

48%

of similar heat pumps beaten by its typical model

About average

816 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°FCarrier: Beats 56%Rheem: Beats 59%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCarrier: Beats 34%Rheem: Beats 48%
  • Winter-long heating efficiencyHSPF2Carrier: Beats 40%Rheem: Beats 43%
  • Summer-long cooling efficiencySEER2Carrier: Beats 42%Rheem: Beats 42%
  • Hot-day cooling efficiencyEER2Carrier: Beats 59%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

    Carrier
    40%
    Rheem
    36%

  • Xcel CC

    Carrier
    27%
    Rheem
    34%

  • CEE Advanced

    Carrier
    1%
    Rheem
    2%

  • ENERGY STAR CC

    Carrier
    27%
    Rheem
    33%

Top cold-climate picks, ductless 2 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, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

Carrier

  1. 137MAHAQ24AA3with ductless indoor unit 45MBCAQ24XA3CarrierAlso sold as Arcoaire D5CSHAH24AAK2 tons · 23,400 Btu/h · DuctlessKeeps 95% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    95% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.23 (COP at 5°F)
    Great
    Seasonal efficiency
    11.6 (HSPF2)
    Top 10%
    89.4score / 100
  2. 237MARAQ24AA3with ductless indoor unit 45MAHAQ24XA3CarrierAlso sold as Arcoaire D5CSRAH24AAK2 tons · 24,000 Btu/h · DuctlessKeeps 78% of its heat at 5°FMeets 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%
    Seasonal efficiency
    11.7 (HSPF2)
    Top 10%
    84.5score / 100
  3. 3RAV-BP241AT2P-ULwith ductless indoor unit RAV-HB241CTP-ULCarrier (sold as Toshiba Carrier)2 tons · 24,000 Btu/h · DuctlessKeeps 80% of its heat at 5°FMeets 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
    2.20 (COP at 5°F)
    Great
    Seasonal efficiency
    11.0 (HSPF2)
    Great
    79.8score / 100

Rheem

  1. 1ML24HP230NEXH-Owith ductless indoor unit ML24HP230STDCAS-IRheem (sold as Mainline)2 tons · 23,400 Btu/h · DuctlessKeeps 95% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    95% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.23 (COP at 5°F)
    Great
    Seasonal efficiency
    11.6 (HSPF2)
    Top 10%
    89.4score / 100
  2. 2ML24HP230CALH-Owith ductless indoor unit ML24HP230CALH-IRheem (sold as Mainline)2 tons · 24,000 Btu/h · DuctlessKeeps 83% of its heat at 5°FMeets 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%
    Seasonal efficiency
    13.5 (HSPF2)
    Top 10%
    88.4score / 100
  3. 3ML24HP230NEX-Owith ductless indoor unit ML24HP230FLO-IRheem (sold as Mainline)2 tons · 24,000 Btu/h · DuctlessKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.27 (COP at 5°F)
    Great
    Seasonal efficiency
    11.1 (HSPF2)
    Top 10%
    77.9score / 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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