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AireForce vs KERR: heat pump ratings compared
Against heat pumps of the same size and type, a typical AireForce model beats 45% and a typical KERR model 66%. KERR rates higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
AireForce
45%
of similar heat pumps beaten by its typical model
About average23 models listed
KERR
66%
of similar heat pumps beaten by its typical model
Well above average24 models listed
- Efficiency on a 5°F dayCOP at 5°FAireForce: Beats 32%KERR: Beats 49%
- Heating power kept at 5°FCapacity at 5°F vs 47°FAireForce: Beats 65%KERR: Beats 78%
- Winter-long heating efficiencyHSPF2AireForce: Beats 37%KERR: Beats 76%
- Summer-long cooling efficiencySEER2AireForce: Beats 40%KERR: Beats 68%
- Hot-day cooling efficiencyEER2AireForce: Beats 43%KERR: Beats 58%
Average (50%)Dashed outline: the other brand, for comparison
Want ranks, distributions per size class and cold-weather curves? Switch to Advanced
Rebate standards
CEE 2025
- AireForce
- 52%
- KERR
- 83%
Xcel CC
- AireForce
- 57%
- KERR
- 79%
CEE Advanced
- AireForce
- 0%
- KERR
- 8%
ENERGY STAR CC
- AireForce
- 35%
- KERR
- 88%
All-around best, ducted 2.5–3 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?
AireForce
- 1GXH30(8.8)FMK4DH-1AireForce2.5 tons · 28,400 Btu/h · DuctedCold-climate pick, score 54.7Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 89% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Winter efficiency
- 8.1 (HSPF2)
- Below the middle
- Cooling efficiency
- 16.0 (SEER2)
- Good
- Hot-day cooling
- 11.0 (EER2)
- Below the middle
- 2GXH42(12.3)FMK4DH-1AireForce3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 52.1Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 81% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.84 (COP at 5°F)
- Below the middle
- Winter efficiency
- 8.1 (HSPF2)
- Below the middle
- Cooling efficiency
- 16.0 (SEER2)
- Good
- Hot-day cooling
- 11.0 (EER2)
- Below the middle
- 3GXH36(10.6)FMK4DH-1AireForce3 tons · 34,000 Btu/h · DuctedCold-climate pick, score 50.8Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 83% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Winter efficiency
- 8.1 (HSPF2)
- Below the middle
- Cooling efficiency
- 16.0 (SEER2)
- Good
- Hot-day cooling
- 11.0 (EER2)
- Below the middle
KERR
- 1A-KMH36QV-1AKERR3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 79.9Meets 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
- 1.90 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Top 10%
- Cooling efficiency
- 19.4 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
- 2A-KMH28TV-1KERR2.5 tons · 28,000 Btu/h · DuctedCold-climate pick, score 66.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 89% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Winter efficiency
- 9.5 (HSPF2)
- Great
- Cooling efficiency
- 20.0 (SEER2)
- Top 10%
- Hot-day cooling
- 11.7 (EER2)
- Good
- 3A-KMH36QV-1KERR3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 63.7Meets none of the standards tracked here
- Heat kept at 5°F
- 89% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.70 (COP at 5°F)
- Below the middle
- Winter efficiency
- 10.0 (HSPF2)
- Top 10%
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 11.7 (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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