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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 56% and a typical Mitsubishi Electric model 65%. Mitsubishi Electric rates higher overall.

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

Lennox

56%

of similar heat pumps beaten by its typical model

Above average

313 models listed

Mitsubishi Electric

65%

of similar heat pumps beaten by its typical model

Well above average

373 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 58%Mitsubishi Electric: Beats 67%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FLennox: Beats 48%Mitsubishi Electric: Beats 55%
  • Winter-long heating efficiencyHSPF2Lennox: Beats 49%Mitsubishi Electric: Beats 72%
  • Summer-long cooling efficiencySEER2Lennox: Beats 49%Mitsubishi Electric: Beats 63%
  • Hot-day cooling efficiencyEER2Lennox: Beats 54%Mitsubishi Electric: Beats 65%

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
    46%
    Mitsubishi Electric
    68%

  • Xcel CC

    Lennox
    29%
    Mitsubishi Electric
    54%

  • CEE Advanced

    Lennox
    1%
    Mitsubishi Electric
    6%

  • ENERGY STAR CC

    Lennox
    20%
    Mitsubishi Electric
    37%

Top cold-climate picks, ducted 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 Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

Lennox

  1. 1MPC009S4S-1Pwith ducted air handler MMDB009S4-*PLennoxAlso sold as AirEase 4DHPS209S-1P1 ton · 9,000 Btu/h · DuctedKeeps 85% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    85% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.40 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    77.6score / 100
  2. 2MLB009S4S-1Pwith ducted air handler MMDB009S4-2PLennox0.5 tons · 8,800 Btu/h · DuctedKeeps 109% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    109% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    12.0 (HSPF2)
    Top 10%
    75.8score / 100
  3. 3A-VMH09SV-1with ducted air handler B-VMH09DU-1Lennox (sold as Comfort-Aire)1 ton · 9,000 Btu/h · DuctedKeeps 108% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    108% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    12.0 (HSPF2)
    Top 10%
    74.9score / 100

Mitsubishi Electric

  1. 1SUZ-KA12NAHZ*with ducted air handler TPEADA0121AA90AMitsubishi Electric (sold as Trane / Mitsubishi Electric)Also listed as NTXSKH12A1121 ton · 12,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets 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
    2.08 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    77.0score / 100
  2. 2SUZ-KA09NAHZ*with ducted air handler TPEADA0091AA90AMitsubishi Electric (sold as Trane / Mitsubishi Electric)Also listed as NTXSKH09A1121 ton · 9,000 Btu/h · DuctedKeeps 73% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    73% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    3.28 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.9 (HSPF2)
    Good
    73.7score / 100
  3. 3SUZ-KA12NAHZwith ducted air handler PEAD-A12AAMitsubishi Electric1 ton · 12,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.91 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Good
    58.6score / 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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