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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 51% and a typical YONAN model 55%. YONAN rates slightly higher overall.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

Star Air Kontrol

51%

of similar heat pumps beaten by its typical model

About average

55 models listed

YONAN

55%

of similar heat pumps beaten by its typical model

About average

55 models listed

Rating by ratingEach bar is the share of same-size, same-type heat pumps that a typical model beats, so the two brands compare fairly even if they make different sizes.
  • Efficiency on a 5°F dayCOP at 5°FStar Air Kontrol: Beats 56%YONAN: Beats 54%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FStar Air Kontrol: Beats 35%YONAN: Beats 36%
  • Winter-long heating efficiencyHSPF2Star Air Kontrol: Beats 61%YONAN: Beats 61%
  • Summer-long cooling efficiencySEER2Star Air Kontrol: Beats 57%YONAN: Beats 61%
  • Hot-day cooling efficiencyEER2Star Air Kontrol: Beats 41%YONAN: Beats 51%

Average (50%)Dashed outline: the other brand, for comparison

Want ranks, distributions per size class and cold-weather curves? Switch to Advanced

Rebate standards

Share of each brand’s models that meet the level. Programs can have other rules too.

  • CEE 2025

    Star Air Kontrol
    51%
    YONAN
    67%

  • Xcel CC

    Star Air Kontrol
    24%
    YONAN
    35%

  • CEE Advanced

    Star Air Kontrol
    0%
    YONAN
    0%

  • ENERGY STAR CC

    Star Air Kontrol
    20%
    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

  1. 1SAK-27-22MUZ/220(OUT)*Star Air Kontrol2.5 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
    71.5score / 100Heating 57 · Cooling 86
  2. 2SAK-36-22MUZ/220(OUT)*Star Air Kontrol3 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
    56.6score / 100Heating 44 · Cooling 69
  3. 3SAK-36ADN2-M18Mwith ducted air handler SAK-36WN1-M18Star Air Kontrol3 tons · 36,000 Btu/h · DuctedNot a cold-climate pick: keeps 58% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    58% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Good
    Winter efficiency
    8.5 (HSPF2)
    Good
    Cooling efficiency
    16.9 (SEER2)
    Good
    Hot-day cooling
    10.1 (EER2)
    Below the middle
    46.5score / 100Heating 47 · Cooling 46

YONAN

  1. 1YSMO-30HRN1YONAN2.5 tons · 28,000 Btu/h · DuctedCold-climate pick, score 57.8Meets 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
    71.7score / 100Heating 58 · Cooling 86
  2. 2YSMO-27HFN1YONAN2.5 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
    71.5score / 100Heating 57 · Cooling 86
  3. 3YSMO-36HRN1YONANAlso listed as YSMO-36HFN13 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
    56.6score / 100Heating 44 · Cooling 69

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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