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Lennox vs York: heat pump ratings compared
Against heat pumps of the same size and type, a typical Lennox model beats 48% and a typical York model 54%. York 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 average331 models listed
York
54%
of similar heat pumps beaten by its typical model
About average229 models listed
- Efficiency on a 5°F dayCOP at 5°FLennox: Beats 46%York: Beats 67%
- Heating power kept at 5°FCapacity at 5°F vs 47°FLennox: Beats 43%York: Beats 51%
- Winter-long heating efficiencyHSPF2Lennox: Beats 44%York: Beats 44%
- Summer-long cooling efficiencySEER2Lennox: Beats 45%York: Beats 40%
- Hot-day cooling efficiencyEER2Lennox: Beats 57%York: Beats 57%
Average (50%)Dashed outline: the other brand, for comparison
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Rebate standards
CEE 2025
- Lennox
- 44%
- York
- 53%
Xcel CC
- Lennox
- 36%
- York
- 39%
CEE Advanced
- Lennox
- 3%
- York
- 8%
ENERGY STAR CC
- Lennox
- 30%
- York
- 35%
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
- 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%
- 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%
- 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%
York
- 1YPAS24BLFASDQ1with ductless indoor unit YPCIB24UFA1DQYork2 tons · 24,000 Btu/h · DuctlessCold-climate pick, score 96.3Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
- Heat kept at 5°F
- 106% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.40 (COP at 5°F)
- Top 10%
- Winter efficiency
- 12.2 (HSPF2)
- Top 10%
- Cooling efficiency
- 21.0 (SEER2)
- Below the middle
- Hot-day cooling
- 14.0 (EER2)
- Top 10%
- 2YPAS24BUFASDQ1with ductless indoor unit YPCIB24UFA1DQYork2 tons · 22,000 Btu/h · DuctlessCold-climate pick, score 87.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 76% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.50 (COP at 5°F)
- Top 10%
- Winter efficiency
- 11.6 (HSPF2)
- Top 10%
- Cooling efficiency
- 24.0 (SEER2)
- Top 10%
- Hot-day cooling
- 13.0 (EER2)
- Great
- 3YRACGJ24WHAAwith ductless indoor unit YRAKGJ24PHAAYorkAlso listed as YRACGJ24WHBA2 tons · 22,000 Btu/h · DuctlessCold-climate pick, score 93.8Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
- Heat kept at 5°F
- 112% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.34 (COP at 5°F)
- Top 10%
- Winter efficiency
- 11.0 (HSPF2)
- Great
- Cooling efficiency
- 21.0 (SEER2)
- Below the middle
- Hot-day cooling
- 13.0 (EER2)
- Great
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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