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ACIQ vs Fujitsu: heat pump ratings compared

Against heat pumps of the same size and type, a typical ACIQ model beats 50% and a typical Fujitsu model 53%. Fujitsu rates slightly higher overall.

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

ACIQ

50%

of similar heat pumps beaten by its typical model

About average

175 models listed

Fujitsu

53%

of similar heat pumps beaten by its typical model

About average

179 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°FACIQ: Beats 55%Fujitsu: Beats 60%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FACIQ: Beats 43%Fujitsu: Beats 48%
  • Winter-long heating efficiencyHSPF2ACIQ: Beats 52%Fujitsu: Beats 44%
  • Summer-long cooling efficiencySEER2ACIQ: Beats 49%Fujitsu: Beats 43%
  • Hot-day cooling efficiencyEER2ACIQ: Beats 52%Fujitsu: Beats 47%

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

    ACIQ
    55%
    Fujitsu
    32%

  • Xcel CC

    ACIQ
    46%
    Fujitsu
    30%

  • CEE Advanced

    ACIQ
    2%
    Fujitsu
    8%

  • ENERGY STAR CC

    ACIQ
    34%
    Fujitsu
    27%

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?

ACIQ

None of ACIQ’s ductless, 5 tons and up models qualifies.

Fujitsu

  1. 1AOUK060MSAN7Fujitsu5 tons · 60,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.35 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    70.6score / 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