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AAON vs Capella: heat pump ratings compared

Against heat pumps of the same size and type, a typical AAON model beats 34% and a typical Capella model 69%. Capella rates higher overall.

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

AAON

34%

of similar heat pumps beaten by its typical model

Well below average

28 models listed

Capella

69%

of similar heat pumps beaten by its typical model

Well above average

27 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°FAAON: Beats 16%Capella: Beats 54%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAAON: Beats 21%Capella: Beats 77%
  • Winter-long heating efficiencyHSPF2AAON: Beats 34%Capella: Beats 79%
  • Summer-long cooling efficiencySEER2AAON: Beats 45%Capella: Beats 71%
  • Hot-day cooling efficiencyEER2AAON: Beats 83%Capella: Beats 67%

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

    AAON
    0%
    Capella
    96%

  • Xcel CC

    AAON
    0%
    Capella
    93%

  • CEE Advanced

    AAON
    0%
    Capella
    0%

  • ENERGY STAR CC

    AAON
    0%
    Capella
    93%

Top cold-climate picks, ductless 5 tons and up

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, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?

AAON

No ductless, 5 tons and up model from AAON.

Capella

No ductless, 5 tons and up model from Capella.

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