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Kerr vs Wells: heat pump ratings compared
Against heat pumps of the same size and type, a typical Kerr model beats 66% and a typical Wells model 63%. Kerr rates slightly higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Kerr
66%
of similar heat pumps beaten by its typical model
Well above average38 models listed
Wells
63%
of similar heat pumps beaten by its typical model
Well above average37 models listed
- Efficiency on a 5°F dayCOP at 5°FKerr: Beats 59%Wells: Beats 64%
- Heating power kept at 5°FCapacity at 5°F vs 47°FKerr: Beats 77%Wells: Beats 61%
- Winter-long heating efficiencyHSPF2Kerr: Beats 78%Wells: Beats 74%
- Summer-long cooling efficiencySEER2Kerr: Beats 64%Wells: Beats 62%
- Hot-day cooling efficiencyEER2Kerr: Beats 62%Wells: Beats 59%
Average (50%)Dashed outline: the other brand, for comparison
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Rebate standards
CEE 2025
- Kerr
- 79%
- Wells
- 87%
Xcel CC
- Kerr
- 90%
- Wells
- 81%
CEE Advanced
- Kerr
- 3%
- Wells
- 3%
ENERGY STAR CC
- Kerr
- 90%
- Wells
- 84%
All-around best, ducted 2 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ducted, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?
Kerr
- 1A-KHP24SA-1with ducted air handler B-KHP24DA-1Kerr2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 85.7Meets 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
- Winter efficiency
- 11.7 (HSPF2)
- Top 10%
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Good
- 2A-KXP24SA-1with ducted air handler B-KXP24SA-1Kerr2 tons · 23,000 Btu/h · DuctedCold-climate pick, score 66.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 90% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.87 (COP at 5°F)
- Below the middle
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 18.3 (SEER2)
- Good
- Hot-day cooling
- 11.7 (EER2)
- Below the middle
- 3A-KXP24TA-1with ducted air handler KXP18/24A1AKerr2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 55.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 84% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Winter efficiency
- 9.5 (HSPF2)
- Good
- Cooling efficiency
- 16.0 (SEER2)
- Below the middle
- Hot-day cooling
- 10.0 (EER2)
- Below the middle
Wells
- 1WDHP-2436T-Gwith ducted air handler WDAH-24MOC-GWells2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 67.2Meets 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
- 2.10 (COP at 5°F)
- Good
- Winter efficiency
- 9.4 (HSPF2)
- Good
- Cooling efficiency
- 20.0 (SEER2)
- Great
- Hot-day cooling
- 13.3 (EER2)
- Top 10%
- 2WOS-24QUA/230with ducted air handler WIDH-24MOC/230Wells2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 77.1Meets 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
- 2.30 (COP at 5°F)
- Great
- Winter efficiency
- 11.0 (HSPF2)
- Top 10%
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.5 (EER2)
- Great
- 3WOS-24PRE/230with ducted air handler WIDH-24MOC/230Wells2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 85.7Meets 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
- Winter efficiency
- 11.7 (HSPF2)
- Top 10%
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Good
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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