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CLASSIC vs DUOHOME: heat pump ratings compared

Against heat pumps of the same size and type, a typical CLASSIC model beats 41% and a typical DUOHOME model 57%. DUOHOME rates higher overall.

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

CLASSIC

41%

of similar heat pumps beaten by its typical model

Below average

40 models listed

DUOHOME

57%

of similar heat pumps beaten by its typical model

Above average

39 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°FCLASSIC: Beats 37%DUOHOME: Beats 61%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCLASSIC: Beats 43%DUOHOME: Beats 48%
  • Winter-long heating efficiencyHSPF2CLASSIC: Beats 37%DUOHOME: Beats 66%
  • Summer-long cooling efficiencySEER2CLASSIC: Beats 45%DUOHOME: Beats 63%
  • Hot-day cooling efficiencyEER2CLASSIC: Beats 40%DUOHOME: Beats 47%

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

    CLASSIC
    65%
    DUOHOME
    87%

  • Xcel CC

    CLASSIC
    65%
    DUOHOME
    74%

  • CEE Advanced

    CLASSIC
    3%
    DUOHOME
    0%

  • ENERGY STAR CC

    CLASSIC
    20%
    DUOHOME
    0%

All-around best, ducted 2.5–3 tons

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

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

CLASSIC

  1. 1GMRSHC36AS4CLASSIC3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 52.2Meets 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
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.1 (HSPF2)
    Below the middle
    Cooling efficiency
    18.0 (SEER2)
    Good
    Hot-day cooling
    11.7 (EER2)
    Good
    59.0score / 100Heating 52 · Cooling 66
  2. 2TMRHC36AS4CLASSIC3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 47.5Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    19.0 (SEER2)
    Great
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    53.0score / 100Heating 48 · Cooling 58

DUOHOME

  1. 1D5OD30-36HFN10-M1-DDUOHOMEAlso listed as D5OD30-36HFN10-M1D-D3 tons · 35,000 Btu/h · DuctedCold-climate pick, score 60.6Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    9.2 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Top 10%
    Hot-day cooling
    11.7 (EER2)
    Good
    69.5score / 100Heating 61 · Cooling 79
  2. 2DOX630-36HFN10-M3Xwith ducted air handler DVBC-36HWFN10-MC3E-DDUOHOME3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 73.1Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.3 (HSPF2)
    Top 10%
    Cooling efficiency
    17.4 (SEER2)
    Good
    Hot-day cooling
    11.7 (EER2)
    Good
    67.3score / 100Heating 73 · Cooling 62
  3. 3DOD30-30HFN10-M3Xwith ducted air handler DVBC-30HWFN10-MC3E-DDUOHOME2.5 tons · 30,000 Btu/h · DuctedCold-climate pick, score 68.7Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.96 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    16.8 (SEER2)
    Good
    Hot-day cooling
    11.7 (EER2)
    Good
    63.0score / 100Heating 69 · Cooling 57

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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