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Daikin vs Rheem: heat pump ratings compared

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

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

Daikin

50%

of similar heat pumps beaten by its typical model

About average

394 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°FDaikin: Beats 46%Rheem: Beats 59%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FDaikin: Beats 48%Rheem: Beats 48%
  • Winter-long heating efficiencyHSPF2Daikin: Beats 38%Rheem: Beats 43%
  • Summer-long cooling efficiencySEER2Daikin: Beats 45%Rheem: Beats 42%
  • Hot-day cooling efficiencyEER2Daikin: 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

    Daikin
    38%
    Rheem
    36%

  • Xcel CC

    Daikin
    30%
    Rheem
    34%

  • CEE Advanced

    Daikin
    2%
    Rheem
    2%

  • ENERGY STAR CC

    Daikin
    17%
    Rheem
    33%

All-around best, ducted up to 1.5 tons

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

Showing Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

Daikin

  1. 1RZA18AAVJU*with ducted air handler FBA18A*VJUDaikin1.5 tons · 18,000 Btu/h · DuctedCold-climate pick, score 62.5Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    101% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.94 (COP at 5°F)
    Good
    Winter efficiency
    8.5 (HSPF2)
    Below the middle
    Cooling efficiency
    16.3 (SEER2)
    Good
    Hot-day cooling
    13.5 (EER2)
    Top 10%
    65.5score / 100Heating 58 · Cooling 73
  2. 2DH6VSA1810A*with indoor coil CA*EA3022*3A and furnace D*96TC0804CNADaikinAlso sold as Amana AZV6SA1810A, Goodman GZV6SA1810A1.5 tons · 17,000 Btu/h · DuctedCold-climate pick, score 53.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    77% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Winter efficiency
    8.8 (HSPF2)
    Below the middle
    Cooling efficiency
    19.0 (SEER2)
    Good
    Hot-day cooling
    12.0 (EER2)
    Good
    60.8score / 100Heating 53 · Cooling 68
  3. 3RXP15AVJU*with ducted air handler FDMA15AVJUDaikin1 ton · 14,400 Btu/h · DuctedCold-climate pick, score 60.3Meets 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
    9.2 (HSPF2)
    Good
    Cooling efficiency
    18.0 (SEER2)
    Good
    Hot-day cooling
    11.8 (EER2)
    Good
    60.5score / 100Heating 60 · Cooling 61

Rheem

  1. 1ML06HP230NEXH-Owith ducted air handler ML06HP230LSDUC-IRheem (sold as Mainline)0.5 tons · 6,500 Btu/h · DuctedCold-climate pick, score 93.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    98% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.41 (COP at 5°F)
    Top 10%
    Winter efficiency
    13.8 (HSPF2)
    Top 10%
    Cooling efficiency
    21.4 (SEER2)
    Top 10%
    Hot-day cooling
    14.4 (EER2)
    Top 10%
    95.0score / 100Heating 94 · Cooling 97
  2. 2ML09HP230NEXH-Owith ducted air handler ML09HP230LSDUC-IRheem (sold as Mainline)1 ton · 9,000 Btu/h · DuctedCold-climate pick, score 80.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    112% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.89 (COP at 5°F)
    Below the middle
    Winter efficiency
    12.5 (HSPF2)
    Top 10%
    Cooling efficiency
    21.4 (SEER2)
    Top 10%
    Hot-day cooling
    13.4 (EER2)
    Top 10%
    86.7score / 100Heating 80 · Cooling 94
  3. 3ML09HP230NEX-Owith ducted air handler ML09HP230HSDUC-IRheem (sold as Mainline)1 ton · 9,000 Btu/h · DuctedCold-climate pick, score 81.3Meets 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
    2.32 (COP at 5°F)
    Great
    Winter efficiency
    11.5 (HSPF2)
    Top 10%
    Cooling efficiency
    19.7 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Great
    80.8score / 100Heating 81 · Cooling 80

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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