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ApooDr vs Viessmann: heat pump ratings compared

Against heat pumps of the same size and type, a typical ApooDr model beats 42% and a typical Viessmann model 53%. Viessmann rates higher overall.

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

ApooDr

42%

of similar heat pumps beaten by its typical model

Below average

52 models listed

Viessmann

53%

of similar heat pumps beaten by its typical model

About average

53 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°FApooDr: Beats 40%Viessmann: Beats 52%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FApooDr: Beats 35%Viessmann: Beats 50%
  • Winter-long heating efficiencyHSPF2ApooDr: Beats 45%Viessmann: Beats 63%
  • Summer-long cooling efficiencySEER2ApooDr: Beats 48%Viessmann: Beats 58%
  • Hot-day cooling efficiencyEER2ApooDr: Beats 38%Viessmann: Beats 46%

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

    ApooDr
    69%
    Viessmann
    64%

  • Xcel CC

    ApooDr
    39%
    Viessmann
    43%

  • CEE Advanced

    ApooDr
    0%
    Viessmann
    4%

  • ENERGY STAR CC

    ApooDr
    23%
    Viessmann
    47%

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

ApooDr

None of ApooDr’s ducted, 3.5–4.5 tons models qualifies.

Viessmann

  1. 1DLCMHBH48EAKViessmann4 tons · 47,000 Btu/h · DuctedKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    74.9score / 100
  2. 2DLCURAH48ABKwith ducted air handler DLFUAAH48XAKViessmann4 tons · 47,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Great
    73.8score / 100
  3. 3DLCLRCH48AAKwith ducted air handler DLFLDAH48XHKViessmann4 tons · 48,000 Btu/h · DuctedKeeps 71% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.93 (COP at 5°F)
    Good
    Seasonal efficiency
    9.7 (HSPF2)
    Top 10%
    71.8score / 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