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

Friedrich

  1. 1RD18AY24AJVCwith indoor coil RCFY2417STANM and furnace FR801V0504A17UHUFriedrich2 tons · 21,000 Btu/h · DuctedKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    70.3score / 100
  2. 2FRP17AY24AJVCwith indoor coil RCFY2417STANM and furnace FR962V0603A17M4SFriedrich2 tons · 22,400 Btu/h · DuctedKeeps 82% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Good
    67.4score / 100
  3. 3WFPU17Y243Dwith ducted air handler L(E,F)W36CJFriedrich2 tons · 22,000 Btu/h · DuctedKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.55 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    57.3score / 100

Lennox

  1. 1SL22KLV-024-230A**with ducted air handler CBK48MVT-042-230-Lennox2 tons · 22,600 Btu/h · DuctedKeeps 96% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Great
    Seasonal efficiency
    10.5 (HSPF2)
    Top 10%
    88.5score / 100
  2. 2A-VHP24SA-1with ducted air handler B-VHP24DA-1Lennox (sold as Comfort Aire)2 tons · 24,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.18 (COP at 5°F)
    Good
    Seasonal efficiency
    11.7 (HSPF2)
    Top 10%
    85.7score / 100
  3. 3A-ZHP24SA-1with ducted air handler B-ZHP24SA-1Lennox (sold as Comfort Aire)2 tons · 24,000 Btu/h · DuctedKeeps 83% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR 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
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    80.5score / 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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