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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 47% and a typical Fujitsu model 58%. Fujitsu rates higher overall.

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

ACIQ

47%

of similar heat pumps beaten by its typical model

About average

161 models listed

Fujitsu

58%

of similar heat pumps beaten by its typical model

Above average

164 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 48%Fujitsu: Beats 70%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FACIQ: Beats 43%Fujitsu: Beats 65%
  • Winter-long heating efficiencyHSPF2ACIQ: Beats 44%Fujitsu: Beats 53%
  • Summer-long cooling efficiencySEER2ACIQ: Beats 45%Fujitsu: Beats 46%
  • Hot-day cooling efficiencyEER2ACIQ: Beats 50%Fujitsu: Beats 49%

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
    41%
    Fujitsu
    38%

  • Xcel CC

    ACIQ
    32%
    Fujitsu
    34%

  • CEE Advanced

    ACIQ
    1%
    Fujitsu
    6%

  • ENERGY STAR CC

    ACIQ
    19%
    Fujitsu
    28%

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

No ductless, 5 tons and up model from ACIQ.

Fujitsu

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

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