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Aprodr vs Viessmann: heat pump ratings compared

Against heat pumps of the same size and type, a typical Aprodr model beats 59% and a typical Viessmann model 60%. Viessmann rates slightly higher overall.

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

Aprodr

59%

of similar heat pumps beaten by its typical model

Above average

44 models listed

Viessmann

60%

of similar heat pumps beaten by its typical model

Well above average

43 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°FAprodr: Beats 65%Viessmann: Beats 53%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAprodr: Beats 45%Viessmann: Beats 72%
  • Winter-long heating efficiencyHSPF2Aprodr: Beats 66%Viessmann: Beats 74%
  • Summer-long cooling efficiencySEER2Aprodr: Beats 65%Viessmann: Beats 59%
  • Hot-day cooling efficiencyEER2Aprodr: Beats 54%Viessmann: Beats 49%

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

    Aprodr
    91%
    Viessmann
    84%

  • Xcel CC

    Aprodr
    75%
    Viessmann
    79%

  • CEE Advanced

    Aprodr
    2%
    Viessmann
    5%

  • ENERGY STAR CC

    Aprodr
    77%
    Viessmann
    70%

All-around best, ductless 2.5–3 tons

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

Showing Ductless, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

Aprodr

  1. 1AM5OG-36HFN1Aprodr3 tons · 35,000 Btu/h · DuctlessCold-climate pick, score 47.2Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    23.1 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Good
    58.3score / 100Heating 47 · Cooling 69
  2. 2ALC24-36H1Bwith ductless indoor unit CCA22-36HRFN1Aprodr3 tons · 36,000 Btu/h · DuctlessCold-climate pick, score 62.8Meets Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Top 10%
    Winter efficiency
    10.3 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Below the middle
    Hot-day cooling
    9.6 (EER2)
    Below the middle
    43.9score / 100Heating 63 · Cooling 25
  3. 3AAG22-30H1Bwith ductless indoor unit AAG22-30H1AAprodr2.5 tons · 30,000 Btu/h · DuctlessNot a cold-climate pick: keeps 66% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    67% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.94 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Below the middle
    Cooling efficiency
    22.3 (SEER2)
    Good
    Hot-day cooling
    12.0 (EER2)
    Good
    39.4score / 100Heating 20 · Cooling 59

Viessmann

  1. 1D5CMHAH30EAKViessmann2.5 tons · 30,000 Btu/h · DuctlessCold-climate pick, score 80.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    116% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.7 (HSPF2)
    Great
    Cooling efficiency
    24.0 (SEER2)
    Top 10%
    Hot-day cooling
    13.2 (EER2)
    Top 10%
    85.8score / 100Heating 81 · Cooling 91
  2. 2D5CMHAH36EAKViessmann3 tons · 36,000 Btu/h · DuctlessCold-climate pick, score 78.1Meets 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
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.7 (HSPF2)
    Great
    Cooling efficiency
    23.1 (SEER2)
    Great
    Hot-day cooling
    13.1 (EER2)
    Great
    81.5score / 100Heating 76 · Cooling 87
  3. 3D5CLHAH36AAKwith ductless indoor unit D5FCFAH36XAKViessmann3 tons · 36,400 Btu/h · DuctlessCold-climate pick, score 89.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    104% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.02 (COP at 5°F)
    Great
    Winter efficiency
    10.8 (HSPF2)
    Top 10%
    Cooling efficiency
    20.2 (SEER2)
    Below the middle
    Hot-day cooling
    12.0 (EER2)
    Good
    68.5score / 100Heating 89 · Cooling 48

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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