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Lennox vs Mitsubishi Electric: heat pump ratings compared

Against heat pumps of the same size and type, a typical Lennox model beats 48% and a typical Mitsubishi Electric model 60%. Mitsubishi Electric rates higher overall.

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

Lennox

48%

of similar heat pumps beaten by its typical model

About average

331 models listed

Mitsubishi Electric

60%

of similar heat pumps beaten by its typical model

Well above average

156 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°FLennox: Beats 46%Mitsubishi Electric: Beats 55%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FLennox: Beats 43%Mitsubishi Electric: Beats 54%
  • Winter-long heating efficiencyHSPF2Lennox: Beats 44%Mitsubishi Electric: Beats 66%
  • Summer-long cooling efficiencySEER2Lennox: Beats 45%Mitsubishi Electric: Beats 63%
  • Hot-day cooling efficiencyEER2Lennox: Beats 57%Mitsubishi Electric: Beats 60%

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

    Lennox
    44%
    Mitsubishi Electric
    81%

  • Xcel CC

    Lennox
    36%
    Mitsubishi Electric
    67%

  • CEE Advanced

    Lennox
    3%
    Mitsubishi Electric
    10%

  • ENERGY STAR CC

    Lennox
    30%
    Mitsubishi Electric
    66%

All-around best, ductless 2 tons

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

Showing Ductless, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

Lennox

  1. 1A-KZP24SA-1with ductless indoor unit B-KZP24SA-1Lennox (sold as Comfort Aire)2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 81.2Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Winter efficiency
    11.0 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Top 10%
    Hot-day cooling
    14.0 (EER2)
    Top 10%
    88.4score / 100Heating 81 · Cooling 96
  2. 2MMLD020S6M-1PLennox2 tons · 21,000 Btu/h · DuctlessCold-climate pick, score 71.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.95 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    15.0 (EER2)
    Top 10%
    81.0score / 100Heating 71 · Cooling 91
  3. 3MMLD024S6M-1PLennox2 tons · 25,000 Btu/h · DuctlessCold-climate pick, score 68.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.85 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.4 (HSPF2)
    Great
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    14.6 (EER2)
    Top 10%
    79.6score / 100Heating 69 · Cooling 90

Mitsubishi Electric

  1. 1PUZ-AK24NLHZ2***with ductless indoor unit PLA-AE24NLMitsubishi Electric2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 88.4Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Winter efficiency
    10.8 (HSPF2)
    Great
    Cooling efficiency
    22.8 (SEER2)
    Great
    Hot-day cooling
    16.1 (EER2)
    Top 10%
    87.9score / 100Heating 88 · Cooling 88
  2. 2PUZ-AK24NLHZ***with ductless indoor unit PLA-AE24NLMitsubishi Electric2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 76.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    93% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Winter efficiency
    9.8 (HSPF2)
    Good
    Cooling efficiency
    22.8 (SEER2)
    Great
    Hot-day cooling
    16.1 (EER2)
    Top 10%
    81.9score / 100Heating 76 · Cooling 88
  3. 3MXZ-3D24NLHZ***Mitsubishi Electric2 tons · 22,000 Btu/h · DuctlessCold-climate pick, score 76.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.02 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Below the middle
    Hot-day cooling
    13.0 (EER2)
    Great
    66.9score / 100Heating 76 · Cooling 58

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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