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Della vs DUOHOME: heat pump ratings compared

Against heat pumps of the same size and type, a typical Della model beats 48% 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

Della

48%

of similar heat pumps beaten by its typical model

About average

94 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°FDella: Beats 43%DUOHOME: Beats 61%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FDella: Beats 44%DUOHOME: Beats 48%
  • Winter-long heating efficiencyHSPF2Della: Beats 50%DUOHOME: Beats 66%
  • Summer-long cooling efficiencySEER2Della: Beats 55%DUOHOME: Beats 63%
  • Hot-day cooling efficiencyEER2Della: Beats 41%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

    Della
    68%
    DUOHOME
    87%

  • Xcel CC

    Della
    66%
    DUOHOME
    74%

  • CEE Advanced

    Della
    0%
    DUOHOME
    0%

  • ENERGY STAR CC

    Della
    44%
    DUOHOME
    0%

All-around best, ductless up to 1.5 tons

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

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

Della

  1. 1048-TPH-MODU-1D3Della1.5 tons · 20,000 Btu/h · DuctlessCold-climate pick, score 70.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    99% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    27.0 (SEER2)
    Top 10%
    Hot-day cooling
    15.0 (EER2)
    Top 10%
    82.6score / 100Heating 71 · Cooling 94
  2. 2048-TPH-9K2V-25S-OUTwith ductless indoor unit 048-TPH-9K2V-25S-INDellaAlso listed as 048-C-TPH-9K2V-25S-OUT1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 63.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    101% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.5 (EER2)
    Great
    76.0score / 100Heating 63 · Cooling 89
  3. 3048-TPH-12K2V-25S-OUTwith ductless indoor unit 048-TPH-12K2V-25S-INDellaAlso listed as 048-C-TPH-12K2V-25S-OUT1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 62.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.0 (EER2)
    Great
    74.4score / 100Heating 62 · Cooling 87

DUOHOME

  1. 1DOX230-09HFN10-M1with ductless indoor unit DCA4-09HRFN10-M1-DDUOHOME1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 80.3Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.17 (COP at 5°F)
    Great
    Winter efficiency
    11.3 (HSPF2)
    Great
    Cooling efficiency
    21.6 (SEER2)
    Good
    Hot-day cooling
    14.3 (EER2)
    Great
    75.6score / 100Heating 80 · Cooling 71
  2. 2DOX430-18HFN10-M1Xwith ductless indoor unit DSAG11D-18HRFN10-M1DUOHOME1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 78.3Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.8 (HSPF2)
    Great
    Cooling efficiency
    21.7 (SEER2)
    Good
    Hot-day cooling
    13.0 (EER2)
    Good
    71.0score / 100Heating 78 · Cooling 64
  3. 3DOX330-12HFN10-M1Xwith ductless indoor unit DSAG11BM-12HRFN10-M1DUOHOME1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 60.0Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    24.0 (SEER2)
    Great
    Hot-day cooling
    13.2 (EER2)
    Great
    69.5score / 100Heating 60 · Cooling 79

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