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AC BEST LA vs Achazel: heat pump ratings compared

Against heat pumps of the same size and type, a typical AC BEST LA model beats 58% and a typical Achazel model 20%. AC BEST LA rates higher overall.

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

AC BEST LA

58%

of similar heat pumps beaten by its typical model

Above average

3 models listed

Achazel

20%

of similar heat pumps beaten by its typical model

Well below average

3 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°FAC BEST LA: Beats 47%Achazel: Beats 17%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAC BEST LA: Beats 50%Achazel: Beats 34%
  • Winter-long heating efficiencyHSPF2AC BEST LA: Beats 61%Achazel: Beats 16%
  • Summer-long cooling efficiencySEER2AC BEST LA: Beats 66%Achazel: Beats 23%
  • Hot-day cooling efficiencyEER2AC BEST LA: Beats 60%Achazel: Beats 13%

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

    AC BEST LA
    100%
    Achazel
    67%

  • Xcel CC

    AC BEST LA
    67%
    Achazel
    67%

  • CEE Advanced

    AC BEST LA
    0%
    Achazel
    0%

  • ENERGY STAR CC

    AC BEST LA
    0%
    Achazel
    0%

Top cold-climate picks, ductless up to 1.5 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, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

AC BEST LA

  1. 1M2OA-18HFN1-MAC BEST LA1.5 tons · 18,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.86 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.2 (HSPF2)
    Good
    57.1score / 100

Achazel

  1. 1ACA-2504Awith ductless indoor unit ACA-2503AAchazel1 ton · 12,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.5 (HSPF2)
    Below the middle
    28.4score / 100
  2. 2ACA-2502Awith ductless indoor unit ACA-2501AAchazel1 ton · 9,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.5 (HSPF2)
    Below the middle
    20.8score / 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