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Rheem vs York: heat pump ratings compared

Against heat pumps of the same size and type, a typical Rheem model beats 49% and a typical York model 54%. York 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

York

54%

of similar heat pumps beaten by its typical model

About average

229 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%York: Beats 67%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FRheem: Beats 48%York: Beats 51%
  • Winter-long heating efficiencyHSPF2Rheem: Beats 43%York: Beats 44%
  • Summer-long cooling efficiencySEER2Rheem: Beats 42%York: Beats 40%
  • Hot-day cooling efficiencyEER2Rheem: Beats 40%York: Beats 57%

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%
    York
    53%

  • Xcel CC

    Rheem
    34%
    York
    39%

  • CEE Advanced

    Rheem
    2%
    York
    8%

  • ENERGY STAR CC

    Rheem
    33%
    York
    35%

Top cold-climate picks, ducted up to 1.5 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 Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

Rheem

  1. 1ML06HP230NEXH-Owith ducted air handler ML06HP230LSDUC-IRheem (sold as Mainline)0.5 tons · 6,500 Btu/h · DuctedKeeps 98% of its heat at 5°FMeets 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%
    Seasonal efficiency
    13.8 (HSPF2)
    Top 10%
    93.5score / 100
  2. 2RD18AY24AJVCwith indoor coil D(A,C,E)36A3J+TDR and furnace R951V0403A17UHRheem1.5 tons · 20,200 Btu/h · DuctedKeeps 116% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    116% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.60 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    91.6score / 100
  3. 3ML18HP230LMNTH-Owith ducted air handler ML18HP230WMAHU-IRheem (sold as Mainline)1.5 tons · 18,000 Btu/h · DuctedKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Seasonal efficiency
    10.8 (HSPF2)
    Top 10%
    86.7score / 100

York

  1. 1YPAS18BLFASDQ1with ducted air handler YPPIMB18UFA1DQYork1.5 tons · 18,000 Btu/h · DuctedKeeps 97% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    97% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    80.4score / 100
  2. 2YPAS12BLFASDQ1with ducted air handler YPPIMB12UFA1DQYork1 ton · 12,000 Btu/h · DuctedKeeps 109% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    109% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    79.3score / 100
  3. 3UMC18CN23STG1York (sold as Guardian)1.5 tons · 18,000 Btu/h · DuctedKeeps 104% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    104% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.16 (COP at 5°F)
    Great
    Seasonal efficiency
    9.4 (HSPF2)
    Good
    78.0score / 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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