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AOKOL vs Nirvana Confort: heat pump ratings compared

Against heat pumps of the same size and type, a typical AOKOL model beats 58% and a typical Nirvana Confort model 67%. Nirvana Confort rates higher overall.

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

AOKOL

58%

of similar heat pumps beaten by its typical model

Above average

4 models listed

Nirvana Confort

67%

of similar heat pumps beaten by its typical model

Well above average

4 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°FAOKOL: Beats 52%Nirvana Confort: Beats 18%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAOKOL: Beats 41%Nirvana Confort: Beats 88%
  • Winter-long heating efficiencyHSPF2AOKOL: Beats 65%Nirvana Confort: Beats 74%
  • Summer-long cooling efficiencySEER2AOKOL: Beats 77%Nirvana Confort: Beats 81%
  • Hot-day cooling efficiencyEER2AOKOL: Beats 49%Nirvana Confort: Beats 68%

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

    AOKOL
    100%
    Nirvana Confort
    100%

  • Xcel CC

    AOKOL
    100%
    Nirvana Confort
    100%

  • CEE Advanced

    AOKOL
    0%
    Nirvana Confort
    0%

  • ENERGY STAR CC

    AOKOL
    100%
    Nirvana Confort
    0%

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?

AOKOL

No ducted, 3.5–4.5 tons model from AOKOL.

Nirvana Confort

No ducted, 3.5–4.5 tons model from Nirvana Confort.

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