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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 54% and a typical York model 51%. Rheem rates slightly higher overall.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

Rheem

54%

of similar heat pumps beaten by its typical model

About average

291 models listed

York

51%

of similar heat pumps beaten by its typical model

About average

179 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 69%York: Beats 69%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FRheem: Beats 59%York: Beats 50%
  • Winter-long heating efficiencyHSPF2Rheem: Beats 49%York: Beats 37%
  • Summer-long cooling efficiencySEER2Rheem: Beats 44%York: Beats 38%
  • Hot-day cooling efficiencyEER2Rheem: Beats 46%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
    40%
    York
    26%

  • Xcel CC

    Rheem
    35%
    York
    26%

  • CEE Advanced

    Rheem
    6%
    York
    1%

  • ENERGY STAR CC

    Rheem
    16%
    York
    2%

Top cold-climate picks, ductless 3.5–4.5 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 Ductless, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Rheem

  1. 1ROSH42VGSNwith ductless indoor unit RICH42AXCJRheemAlso sold as RUUD UOSH42VGSN; also listed as RO1HGZ42AJ8S3.5 tons · 42,000 Btu/h · DuctlessKeeps 81% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.28 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.8 (HSPF2)
    Good
    75.3score / 100
  2. 2ROSH48VGSNwith ductless indoor unit RICH48AXCJRheem (sold as RUUD)Also listed as RO1HGZ48AJ8S4 tons · 48,000 Btu/h · DuctlessKeeps 73% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    73% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    56.5score / 100

York

  1. 1DHS42CMB22SYork3.5 tons · 42,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.82 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.6 (HSPF2)
    Below the middle
    31.6score / 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.

Open the advanced view