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HAXXAIR vs HITACHI: heat pump ratings compared

Against heat pumps of the same size and type, a typical HAXXAIR model beats 71% and a typical HITACHI model 68%. HAXXAIR rates slightly higher overall.

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

HAXXAIR

71%

of similar heat pumps beaten by its typical model

Well above average

15 models listed

HITACHI

68%

of similar heat pumps beaten by its typical model

Well above average

63 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°FHAXXAIR: Beats 55%HITACHI: Beats 66%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FHAXXAIR: Beats 78%HITACHI: Beats 60%
  • Winter-long heating efficiencyHSPF2HAXXAIR: Beats 69%HITACHI: Beats 70%
  • Summer-long cooling efficiencySEER2HAXXAIR: Beats 78%HITACHI: Beats 63%
  • Hot-day cooling efficiencyEER2HAXXAIR: Beats 73%HITACHI: Beats 75%

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

    HAXXAIR
    100%
    HITACHI
    95%

  • Xcel CC

    HAXXAIR
    100%
    HITACHI
    83%

  • CEE Advanced

    HAXXAIR
    13%
    HITACHI
    18%

  • ENERGY STAR CC

    HAXXAIR
    100%
    HITACHI
    79%

All-around best, ductless 2.5–3 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Showing Ductless, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

HAXXAIR

  1. 1HVHMZ-27V2DHAXXAIR2.5 tons · 27,000 Btu/h · DuctlessCold-climate pick, score 50.2Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    12.9 (EER2)
    Great
    64.2score / 100Heating 50 · Cooling 78
  2. 2HVHMZ-36V2DHAXXAIR3 tons · 36,000 Btu/h · DuctlessCold-climate pick, score 53.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    22.0 (SEER2)
    Good
    Hot-day cooling
    12.9 (EER2)
    Great
    61.7score / 100Heating 54 · Cooling 70

HITACHI

  1. 1PAS-36BLFASDQ1with ductless indoor unit PCI-B36UFA1DQHITACHI3 tons · 36,000 Btu/h · DuctlessCold-climate pick, score 94.6Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    104% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Winter efficiency
    10.9 (HSPF2)
    Top 10%
    Cooling efficiency
    23.6 (SEER2)
    Great
    Hot-day cooling
    15.0 (EER2)
    Top 10%
    93.9score / 100Heating 95 · Cooling 93
  2. 2PAS-30BLFASDQ1with ductless indoor unit PCI-B30UFA1DQHITACHI2.5 tons · 30,000 Btu/h · DuctlessCold-climate pick, score 97.4Meets 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
    2.40 (COP at 5°F)
    Top 10%
    Winter efficiency
    11.2 (HSPF2)
    Top 10%
    Cooling efficiency
    20.3 (SEER2)
    Below the middle
    Hot-day cooling
    13.9 (EER2)
    Top 10%
    82.9score / 100Heating 97 · Cooling 69
  3. 3PAS-30BUFASDQ1with ductless indoor unit PCI-B30UFA1DQHITACHI2.5 tons · 30,000 Btu/h · DuctlessCold-climate pick, score 83.4Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    102% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Top 10%
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    21.0 (SEER2)
    Below the middle
    Hot-day cooling
    14.0 (EER2)
    Top 10%
    78.1score / 100Heating 83 · Cooling 73

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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