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HITACHI vs LPS Legacy: heat pump ratings compared

Against heat pumps of the same size and type, a typical HITACHI model beats 68% and a typical LPS Legacy model 61%. HITACHI rates higher overall.

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

HITACHI

68%

of similar heat pumps beaten by its typical model

Well above average

63 models listed

LPS Legacy

61%

of similar heat pumps beaten by its typical model

Well above average

65 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°FHITACHI: Beats 66%LPS Legacy: Beats 61%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FHITACHI: Beats 60%LPS Legacy: Beats 59%
  • Winter-long heating efficiencyHSPF2HITACHI: Beats 70%LPS Legacy: Beats 69%
  • Summer-long cooling efficiencySEER2HITACHI: Beats 63%LPS Legacy: Beats 63%
  • Hot-day cooling efficiencyEER2HITACHI: Beats 75%LPS Legacy: Beats 55%

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

    HITACHI
    95%
    LPS Legacy
    83%

  • Xcel CC

    HITACHI
    83%
    LPS Legacy
    74%

  • CEE Advanced

    HITACHI
    18%
    LPS Legacy
    5%

  • ENERGY STAR CC

    HITACHI
    79%
    LPS Legacy
    74%

All-around best, ductless up to 1.5 tons

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

Showing Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

HITACHI

  1. 1PAS-12BLFASDQ1with ductless indoor unit PCIM-B12UFA1DQHITACHI1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 89.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    99% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.39 (COP at 5°F)
    Top 10%
    Winter efficiency
    11.3 (HSPF2)
    Great
    Cooling efficiency
    24.9 (SEER2)
    Great
    Hot-day cooling
    16.5 (EER2)
    Top 10%
    90.5score / 100Heating 90 · Cooling 92
  2. 2RAC-XJ12WHAAwith ductless indoor unit RAK-XJ12PHAAHITACHI1 ton · 12,500 Btu/h · DuctlessCold-climate pick, score 89.8Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    122% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.12 (COP at 5°F)
    Great
    Winter efficiency
    11.5 (HSPF2)
    Top 10%
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.5 (EER2)
    Great
    89.2score / 100Heating 90 · Cooling 89
  3. 3PAS-18BUFASDQ1with ductless indoor unit PCI-B18UFA1DQHITACHI1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 84.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.59 (COP at 5°F)
    Top 10%
    Winter efficiency
    11.0 (HSPF2)
    Great
    Cooling efficiency
    27.0 (SEER2)
    Top 10%
    Hot-day cooling
    15.0 (EER2)
    Top 10%
    89.2score / 100Heating 84 · Cooling 94

LPS Legacy

  1. 1D5CSHAH06AAKwith ductless indoor unit D5FSHAH06XAKLPS Legacy0.5 tons · 6,000 Btu/h · DuctlessCold-climate pick, score 96.7Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    110% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.40 (COP at 5°F)
    Top 10%
    Winter efficiency
    14.8 (HSPF2)
    Top 10%
    Cooling efficiency
    25.7 (SEER2)
    Top 10%
    Hot-day cooling
    18.0 (EER2)
    Top 10%
    96.5score / 100Heating 97 · Cooling 96
  2. 2D5CPRAH06AAKwith ductless indoor unit D5FPHAH06XAKLPS Legacy0.5 tons · 6,000 Btu/h · DuctlessCold-climate pick, score 87.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    150% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    15.6 (HSPF2)
    Top 10%
    Cooling efficiency
    33.1 (SEER2)
    Top 10%
    Hot-day cooling
    16.5 (EER2)
    Top 10%
    92.9score / 100Heating 88 · Cooling 98
  3. 3D5CSRAH09AAKwith ductless indoor unit D5FSFAH09XAKLPS Legacy1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 89.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.27 (COP at 5°F)
    Top 10%
    Winter efficiency
    13.9 (HSPF2)
    Top 10%
    Cooling efficiency
    26.0 (SEER2)
    Top 10%
    Hot-day cooling
    16.3 (EER2)
    Top 10%
    92.6score / 100Heating 90 · Cooling 96

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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