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LPS Legacy vs PolarWave: heat pump ratings compared

Against heat pumps of the same size and type, a typical LPS Legacy model beats 53% and a typical PolarWave model 54%. PolarWave rates slightly higher overall.

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

LPS Legacy

53%

of similar heat pumps beaten by its typical model

About average

58 models listed

PolarWave

54%

of similar heat pumps beaten by its typical model

About average

58 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°FLPS Legacy: Beats 51%PolarWave: Beats 44%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FLPS Legacy: Beats 49%PolarWave: Beats 57%
  • Winter-long heating efficiencyHSPF2LPS Legacy: Beats 62%PolarWave: Beats 66%
  • Summer-long cooling efficiencySEER2LPS Legacy: Beats 55%PolarWave: Beats 59%
  • Hot-day cooling efficiencyEER2LPS Legacy: Beats 42%PolarWave: Beats 43%

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

    LPS Legacy
    59%
    PolarWave
    60%

  • Xcel CC

    LPS Legacy
    40%
    PolarWave
    41%

  • CEE Advanced

    LPS Legacy
    3%
    PolarWave
    2%

  • ENERGY STAR CC

    LPS Legacy
    43%
    PolarWave
    47%

Top cold-climate picks, ductless up to 1.5 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.

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

LPS Legacy

  1. 1DLCPRBH18AAKwith ductless indoor unit DLFPHBH18XAKLPS Legacy1.5 tons · 18,000 Btu/h · DuctlessKeeps 120% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    120% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.89 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    11.0 (HSPF2)
    Great
    95.0score / 100
  2. 2DLCSRBH06AAKwith ductless indoor unit DLFSHCH06XAKLPS Legacy0.5 tons · 6,000 Btu/h · DuctlessKeeps 107% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    107% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.09 (COP at 5°F)
    Great
    Seasonal efficiency
    13.6 (HSPF2)
    Top 10%
    89.3score / 100
  3. 3DLCSRBH12AAKwith ductless indoor unit DLFSFBH12XAKLPS Legacy1 ton · 12,000 Btu/h · DuctlessKeeps 99% of its heat at 5°FMeets 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
    1.99 (COP at 5°F)
    Good
    Seasonal efficiency
    10.7 (HSPF2)
    Great
    77.0score / 100

PolarWave

  1. 1ACIQ-06ZPL-HP230Bwith ductless indoor unit ACIQ-06W-HH-MCPolarWave0.5 tons · 6,000 Btu/h · DuctlessKeeps 107% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    107% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.09 (COP at 5°F)
    Great
    Seasonal efficiency
    13.6 (HSPF2)
    Top 10%
    89.3score / 100
  2. 2ACIQ-12ZPL-HP230Bwith ductless indoor unit ACIQ-12FM-HH-MCPolarWave1 ton · 12,000 Btu/h · DuctlessKeeps 99% of its heat at 5°FMeets 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
    1.99 (COP at 5°F)
    Good
    Seasonal efficiency
    10.7 (HSPF2)
    Great
    77.0score / 100
  3. 3ACIQ-09ZPL-HP230Bwith ductless indoor unit ACIQ-09W-HH-MBPolarWave1 ton · 9,000 Btu/h · DuctlessKeeps 88% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    88% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.97 (COP at 5°F)
    Good
    Seasonal efficiency
    11.5 (HSPF2)
    Top 10%
    76.2score / 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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