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COMFORTSTAR vs KANIONco: heat pump ratings compared
Against heat pumps of the same size and type, a typical COMFORTSTAR model beats 48% and a typical KANIONco model 46%. COMFORTSTAR rates slightly higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
COMFORTSTAR
48%
of similar heat pumps beaten by its typical model
About average117 models listed
KANIONco
46%
of similar heat pumps beaten by its typical model
About average91 models listed
- Efficiency on a 5°F dayCOP at 5°FCOMFORTSTAR: Beats 46%KANIONco: Beats 49%
- Heating power kept at 5°FCapacity at 5°F vs 47°FCOMFORTSTAR: Beats 44%KANIONco: Beats 37%
- Winter-long heating efficiencyHSPF2COMFORTSTAR: Beats 49%KANIONco: Beats 45%
- Summer-long cooling efficiencySEER2COMFORTSTAR: Beats 44%KANIONco: Beats 48%
- Hot-day cooling efficiencyEER2COMFORTSTAR: Beats 44%KANIONco: Beats 38%
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
- COMFORTSTAR
- 37%
- KANIONco
- 57%
Xcel CC
- COMFORTSTAR
- 24%
- KANIONco
- 33%
CEE Advanced
- COMFORTSTAR
- 1%
- KANIONco
- 0%
ENERGY STAR CC
- COMFORTSTAR
- 22%
- KANIONco
- 18%
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?
COMFORTSTAR
- 1CMZ-27-3ZCOMFORTSTAR2.5 tons · 28,000 Btu/h · DuctedNot a cold-climate pick: keeps 66% of its heat at 5°FMeets CEE 2025, CEE 2026
- Heat kept at 5°F
- 67% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 9.2 (HSPF2)
- Good
- Cooling efficiency
- 21.0 (SEER2)
- Top 10%
- Hot-day cooling
- 11.7 (EER2)
- Good
- 2CVH-27-3SHCOMFORTSTAR2.5 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
- 3CVH-36-4SHCOMFORTSTAR3 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
KANIONco
- 1KWSMO-30R410AIHMVKANIONcoAlso listed as KWSMO-27R410AIHH2.5 tons · 28,000 Btu/h · DuctedCold-climate pick, score 57.4Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 71% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.83 (COP at 5°F)
- Below the middle
- Winter efficiency
- 9.2 (HSPF2)
- Good
- Cooling efficiency
- 21.0 (SEER2)
- Top 10%
- Hot-day cooling
- 11.7 (EER2)
- Good
- 2KWSMO-36R410AIHMVKANIONcoAlso listed as KWSMO-36R410AIHH3 tons · 36,000 Btu/h · DuctedNot a cold-climate pick: keeps 64% of its heat at 5°FMeets none of the standards tracked here
- Heat kept at 5°F
- 65% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 1.68 (COP at 5°F)
- Below the middle
- Winter efficiency
- 9.2 (HSPF2)
- Good
- Cooling efficiency
- 20.0 (SEER2)
- Top 10%
- Hot-day cooling
- 11.0 (EER2)
- Below the middle
- 3KD-36IR410AHSODUwith ducted air handler KD-36IR410AHSIDUKANIONco3 tons · 36,000 Btu/h · DuctedNot a cold-climate pick: keeps 55% of its heat at 5°FMeets none of the standards tracked here
- Heat kept at 5°F
- 55% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 1.91 (COP at 5°F)
- Good
- Winter efficiency
- 8.8 (HSPF2)
- Good
- Cooling efficiency
- 15.8 (SEER2)
- Below the middle
- Hot-day cooling
- 8.8 (EER2)
- Below the middle
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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