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Everwell vs HAXXAIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical Everwell model beats 27% and a typical HAXXAIR model 71%. HAXXAIR rates higher overall.

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

Everwell

27%

of similar heat pumps beaten by its typical model

Well below average

14 models listed

HAXXAIR

71%

of similar heat pumps beaten by its typical model

Well above average

15 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°FEverwell: Beats 37%HAXXAIR: Beats 55%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FEverwell: Beats 20%HAXXAIR: Beats 78%
  • Winter-long heating efficiencyHSPF2Everwell: Beats 28%HAXXAIR: Beats 69%
  • Summer-long cooling efficiencySEER2Everwell: Beats 26%HAXXAIR: Beats 78%
  • Hot-day cooling efficiencyEER2Everwell: Beats 30%HAXXAIR: Beats 73%

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

    Everwell
    14%
    HAXXAIR
    100%

  • Xcel CC

    Everwell
    14%
    HAXXAIR
    100%

  • CEE Advanced

    Everwell
    0%
    HAXXAIR
    13%

  • ENERGY STAR CC

    Everwell
    0%
    HAXXAIR
    100%

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?

Everwell

No ductless, 5 tons and up model from Everwell.

HAXXAIR

No ductless, 5 tons and up model from HAXXAIR.

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