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DUCTLESSAIRE vs LEO AIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical DUCTLESSAIRE model beats 54% and a typical LEO AIR model 57%. LEO AIR rates slightly higher overall.

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

DUCTLESSAIRE

54%

of similar heat pumps beaten by its typical model

About average

16 models listed

LEO AIR

57%

of similar heat pumps beaten by its typical model

Above average

16 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°FDUCTLESSAIRE: Beats 64%LEO AIR: Beats 28%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FDUCTLESSAIRE: Beats 37%LEO AIR: Beats 53%
  • Winter-long heating efficiencyHSPF2DUCTLESSAIRE: Beats 57%LEO AIR: Beats 57%
  • Summer-long cooling efficiencySEER2DUCTLESSAIRE: Beats 62%LEO AIR: Beats 78%
  • Hot-day cooling efficiencyEER2DUCTLESSAIRE: Beats 50%LEO AIR: Beats 57%

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

    DUCTLESSAIRE
    81%
    LEO AIR
    100%
  • Xcel CC

    DUCTLESSAIRE
    75%
    LEO AIR
    100%
  • CEE Advanced

    DUCTLESSAIRE
    0%
    LEO AIR
    0%
  • ENERGY STAR CC

    DUCTLESSAIRE
    63%
    LEO AIR
    0%

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.

DUCTLESSAIRE

  1. 1454-9-O-DAwith ductless indoor unit 454-9-I-DADUCTLESSAIREAlso listed as 454-09-O-DA1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 84.7Meets 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
    2.26 (COP at 5°F)
    Top 10%
    Winter efficiency
    13.0 (HSPF2)
    Top 10%
    Cooling efficiency
    24.6 (SEER2)
    Great
    Hot-day cooling
    14.4 (EER2)
    Great
    85.6score / 100Heating 85 · Cooling 87
  2. 2454-18-O-DAwith ductless indoor unit 454-18-I-DADUCTLESSAIRE1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 78.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.39 (COP at 5°F)
    Top 10%
    Winter efficiency
    11.9 (HSPF2)
    Top 10%
    Cooling efficiency
    23.7 (SEER2)
    Great
    Hot-day cooling
    13.5 (EER2)
    Great
    78.4score / 100Heating 78 · Cooling 79
  3. 3454-12-O-DAwith ductless indoor unit 454-12-I-DADUCTLESSAIRE1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 61.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Winter efficiency
    10.2 (HSPF2)
    Great
    Cooling efficiency
    23.1 (SEER2)
    Good
    Hot-day cooling
    12.2 (EER2)
    Below the middle
    61.2score / 100Heating 61 · Cooling 61

LEO AIR

  1. 1LEO9K30S25V220H1*with ductless indoor unit LEO9K30S25V220H1LEO AIR1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 63.3Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    101% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.5 (EER2)
    Great
    76.0score / 100Heating 63 · Cooling 89
  2. 2LEO12K30S25V220H1*with ductless indoor unit LEO12K30S25V220H1LEO AIR1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 62.1Meets CEE 2025, CEE 2026, Xcel 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
    10.5 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.0 (EER2)
    Great
    74.4score / 100Heating 62 · Cooling 87
  3. 3LEO12K30S24V220H1with ductless indoor unit LEO12K30S24V220H1LEO AIR1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 59.5Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    24.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Good
    67.7score / 100Heating 60 · Cooling 76

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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