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Carrier vs Fujitsu: heat pump ratings compared

Against heat pumps of the same size and type, a typical Carrier model beats 48% and a typical Fujitsu model 53%. Fujitsu rates higher overall.

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

Carrier

48%

of similar heat pumps beaten by its typical model

About average

816 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°FCarrier: Beats 56%Fujitsu: Beats 60%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCarrier: Beats 34%Fujitsu: Beats 48%
  • Winter-long heating efficiencyHSPF2Carrier: Beats 40%Fujitsu: Beats 44%
  • Summer-long cooling efficiencySEER2Carrier: Beats 42%Fujitsu: Beats 43%
  • Hot-day cooling efficiencyEER2Carrier: Beats 59%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

    Carrier
    40%
    Fujitsu
    32%
  • Xcel CC

    Carrier
    27%
    Fujitsu
    30%
  • CEE Advanced

    Carrier
    1%
    Fujitsu
    8%
  • ENERGY STAR CC

    Carrier
    27%
    Fujitsu
    27%

Top cold-climate picks, ductless 2.5–3 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.

Carrier

  1. 137MBHAQ36AA3with ductless indoor unit 45MCFAQ36XA3CarrierAlso sold as Arcoaire D5CLHAH36AAK3 tons · 36,400 Btu/h · DuctlessKeeps 104% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    104% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.02 (COP at 5°F)
    Great
    Seasonal efficiency
    10.8 (HSPF2)
    Top 10%
    89.4score / 100
  2. 2RAV-BP301AT2P-ULwith ductless indoor unit RAV-HB301UTP-ULCarrier (sold as Toshiba Carrier)2.5 tons · 30,000 Btu/h · DuctlessKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    80% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.40 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    11.8 (HSPF2)
    Top 10%
    85.8score / 100
  3. 3RAV-BP361AT2P-ULwith ductless indoor unit RAV-HB361CTP-ULCarrier (sold as Toshiba Carrier)3 tons · 36,000 Btu/h · DuctlessKeeps 79% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    79% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    11.1 (HSPF2)
    Top 10%
    85.0score / 100

Fujitsu

  1. 1AOUH30KUAH1with ductless indoor unit AUUH30KUASFujitsu2.5 tons · 30,000 Btu/h · DuctlessKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.16 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    94.6score / 100
  2. 2AOUH36KUAH1with ductless indoor unit AUUH36KUASFujitsu3 tons · 36,000 Btu/h · DuctlessKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.7 (HSPF2)
    Great
    80.8score / 100
  3. 3AOUK036MSAN7Fujitsu3 tons · 36,000 Btu/h · DuctlessKeeps 96% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.32 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    10.3 (HSPF2)
    Good
    80.4score / 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.

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