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Friedrich vs Lennox: heat pump ratings compared

Against heat pumps of the same size and type, a typical Friedrich model beats 39% and a typical Lennox model 48%. Lennox rates higher overall.

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

Friedrich

39%

of similar heat pumps beaten by its typical model

Well below average

188 models listed

Lennox

48%

of similar heat pumps beaten by its typical model

About average

331 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°FFriedrich: Beats 46%Lennox: Beats 46%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FFriedrich: Beats 36%Lennox: Beats 43%
  • Winter-long heating efficiencyHSPF2Friedrich: Beats 31%Lennox: Beats 44%
  • Summer-long cooling efficiencySEER2Friedrich: Beats 34%Lennox: Beats 45%
  • Hot-day cooling efficiencyEER2Friedrich: Beats 37%Lennox: 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

    Friedrich
    27%
    Lennox
    44%

  • Xcel CC

    Friedrich
    21%
    Lennox
    36%

  • CEE Advanced

    Friedrich
    1%
    Lennox
    3%

  • ENERGY STAR CC

    Friedrich
    22%
    Lennox
    30%

Top cold-climate picks, ductless 3.5–4.5 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, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Friedrich

  1. 1FPHFR48A3Dwith ductless indoor unit FPHSC48A3DFriedrich3.5 tons · 44,000 Btu/h · DuctlessKeeps 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)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    49.7score / 100
  2. 2FPHMR42A3DFriedrich3.5 tons · 42,000 Btu/h · DuctlessKeeps 75% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    16.4score / 100

Lennox

  1. 1A-VHP486A-1Lennox (sold as Comfort-Aire)4 tons · 47,000 Btu/h · DuctlessKeeps 98% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    98% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    73.4score / 100
  2. 2A-VHP556A-1Lennox (sold as Comfort-Aire)4.5 tons · 52,000 Btu/h · DuctlessKeeps 86% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    86% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Good
    Seasonal efficiency
    10.6 (HSPF2)
    Good
    66.0score / 100
  3. 3VPD048S6M-5PLennox4 tons · 48,000 Btu/h · DuctlessKeeps 81% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.02 (COP at 5°F)
    Good
    Seasonal efficiency
    10.5 (HSPF2)
    Good
    57.0score / 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.

Open the advanced view