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AIR MAX vs UA United Appliances: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIR MAX model beats 45% and a typical UA United Appliances model 27%. AIR MAX rates higher overall.

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

AIR MAX

45%

of similar heat pumps beaten by its typical model

Below average

7 models listed

UA United Appliances

27%

of similar heat pumps beaten by its typical model

Well below average

13 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°FAIR MAX: Beats 28%UA United Appliances: Beats 16%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIR MAX: Beats 60%UA United Appliances: Beats 43%
  • Winter-long heating efficiencyHSPF2AIR MAX: Beats 17%UA United Appliances: Beats 27%
  • Summer-long cooling efficiencySEER2AIR MAX: Beats 46%UA United Appliances: Beats 30%
  • Hot-day cooling efficiencyEER2AIR MAX: Beats 49%UA United Appliances: Beats 22%

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

    AIR MAX
    57%
    UA United Appliances
    15%

  • Xcel CC

    AIR MAX
    43%
    UA United Appliances
    23%

  • CEE Advanced

    AIR MAX
    0%
    UA United Appliances
    0%

  • ENERGY STAR CC

    AIR MAX
    0%
    UA United Appliances
    0%

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

AIR MAX

No ductless, 3.5–4.5 tons model from AIR MAX.

UA United Appliances

No ductless, 3.5–4.5 tons model from UA United Appliances.

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