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Star Air Kontrol vs YONAN: heat pump ratings compared
Against heat pumps of the same size and type, a typical Star Air Kontrol model beats 56% and a typical YONAN model 51%. Star Air Kontrol rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Star Air Kontrol
56%
of similar heat pumps beaten by its typical model
Above average51 models listed
YONAN
51%
of similar heat pumps beaten by its typical model
About average27 models listed
- Efficiency on a 5°F dayCOP at 5°FStar Air Kontrol: Beats 61%YONAN: Beats 66%
- Heating power kept at 5°FCapacity at 5°F vs 47°FStar Air Kontrol: Beats 46%YONAN: Beats 44%
- Winter-long heating efficiencyHSPF2Star Air Kontrol: Beats 66%YONAN: Beats 43%
- Summer-long cooling efficiencySEER2Star Air Kontrol: Beats 62%YONAN: Beats 47%
- Hot-day cooling efficiencyEER2Star Air Kontrol: Beats 45%YONAN: Beats 43%
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
- Star Air Kontrol
- 84%
- YONAN
- 63%
Xcel CC
- Star Air Kontrol
- 71%
- YONAN
- 63%
CEE Advanced
- Star Air Kontrol
- 2%
- YONAN
- 0%
ENERGY STAR CC
- Star Air Kontrol
- 49%
- YONAN
- 0%
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?
Star Air Kontrol
- 1S27TZL2C*Star Air Kontrol2.5 tons · 27,000 Btu/h · DuctedCold-climate pick, score 49.8Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 70% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.88 (COP at 5°F)
- Below the middle
- Winter efficiency
- 9.0 (HSPF2)
- Good
- Cooling efficiency
- 22.0 (SEER2)
- Top 10%
- Hot-day cooling
- 12.0 (EER2)
- Great
- 2SAK-36-QZ/220VStar Air Kontrol3 tons · 35,000 Btu/h · DuctedCold-climate pick, score 60.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 70% (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
- 20.0 (SEER2)
- Top 10%
- Hot-day cooling
- 11.7 (EER2)
- Good
- 3SAK-36-DT2/220Vwith ducted air handler SAK-36-DT1/220VStar Air Kontrol3 tons · 36,000 Btu/h · DuctedNot a cold-climate pick: keeps 64% of its heat at 5°FMeets CEE 2025
- Heat kept at 5°F
- 64% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Winter efficiency
- 10.2 (HSPF2)
- Great
- Cooling efficiency
- 18.7 (SEER2)
- Great
- Hot-day cooling
- 10.1 (EER2)
- Below the middle
YONAN
No ducted, 2.5–3 tons model from YONAN.
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.
Open the advanced view