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Acekool vs AZUR: heat pump ratings compared

Against heat pumps of the same size and type, a typical Acekool model beats 36% and a typical AZUR model 56%. AZUR rates higher overall.

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

Acekool

36%

of similar heat pumps beaten by its typical model

Well below average

13 models listed

AZUR

56%

of similar heat pumps beaten by its typical model

Above 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°FAcekool: Beats 21%AZUR: Beats 44%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAcekool: Beats 39%AZUR: Beats 69%
  • Winter-long heating efficiencyHSPF2Acekool: Beats 32%AZUR: Beats 39%
  • Summer-long cooling efficiencySEER2Acekool: Beats 46%AZUR: Beats 49%
  • Hot-day cooling efficiencyEER2Acekool: Beats 38%AZUR: Beats 41%

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

    Acekool
    85%
    AZUR
    62%

  • Xcel CC

    Acekool
    62%
    AZUR
    62%

  • CEE Advanced

    Acekool
    0%
    AZUR
    0%

  • ENERGY STAR CC

    Acekool
    31%
    AZUR
    39%

Top cold-climate picks, ductless 2 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, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

Acekool

None of Acekool’s ductless, 2 tons models qualifies.

AZUR

  1. 1AZ-24M322SCOAZUR2 tons · 24,000 Btu/h · DuctlessKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.1 (HSPF2)
    Good
    56.8score / 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