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Achazel vs MAXI AIR CENTRAL: heat pump ratings compared

Against heat pumps of the same size and type, a typical Achazel model beats 20% and a typical MAXI AIR CENTRAL model 52%. MAXI AIR CENTRAL rates higher overall.

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

Achazel

20%

of similar heat pumps beaten by its typical model

Well below average

3 models listed

MAXI AIR CENTRAL

52%

of similar heat pumps beaten by its typical model

About 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°FAchazel: Beats 17%MAXI AIR CENTRAL: Beats 42%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAchazel: Beats 34%MAXI AIR CENTRAL: Beats 51%
  • Winter-long heating efficiencyHSPF2Achazel: Beats 16%MAXI AIR CENTRAL: Beats 42%
  • Summer-long cooling efficiencySEER2Achazel: Beats 23%MAXI AIR CENTRAL: Beats 75%
  • Hot-day cooling efficiencyEER2Achazel: Beats 13%MAXI AIR CENTRAL: Beats 44%

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

    Achazel
    67%
    MAXI AIR CENTRAL
    33%

  • Xcel CC

    Achazel
    67%
    MAXI AIR CENTRAL
    67%

  • CEE Advanced

    Achazel
    0%
    MAXI AIR CENTRAL
    0%

  • ENERGY STAR CC

    Achazel
    0%
    MAXI AIR CENTRAL
    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?

Achazel

No ducted, 3.5–4.5 tons model from Achazel.

MAXI AIR CENTRAL

No ducted, 3.5–4.5 tons model from MAXI AIR CENTRAL.

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