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AOKOL vs SAMYOU: heat pump ratings compared

Against heat pumps of the same size and type, a typical AOKOL model beats 58% and a typical SAMYOU model 82%. SAMYOU rates higher overall.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated

AOKOL

58%

of similar heat pumps beaten by its typical model

Above average

4 models listed

SAMYOU

82%

of similar heat pumps beaten by its typical model

Well above average

4 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°FAOKOL: Beats 52%SAMYOU: Beats 66%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAOKOL: Beats 41%SAMYOU: Beats 77%
  • Winter-long heating efficiencyHSPF2AOKOL: Beats 65%SAMYOU: Beats 95%
  • Summer-long cooling efficiencySEER2AOKOL: Beats 77%SAMYOU: Beats 94%
  • Hot-day cooling efficiencyEER2AOKOL: Beats 49%SAMYOU: Beats 74%

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

    AOKOL
    100%
    SAMYOU
    100%

  • Xcel CC

    AOKOL
    100%
    SAMYOU
    100%

  • CEE Advanced

    AOKOL
    0%
    SAMYOU
    0%

  • ENERGY STAR CC

    AOKOL
    100%
    SAMYOU
    100%

Top cold-climate picks, ductless 2.5–3 tons

Only units that keep at least 70% of their heat at 5°F, ranked on heat kept, efficiency at 5°F and seasonal efficiency (HSPF2), against units their size.

Showing Ductless, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

AOKOL

  1. 1AOODU-1D3SAOKOL2.5 tons · 27,000 Btu/h · DuctlessKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    57.5score / 100
  2. 2AOODU-1D4SAOKOL3 tons · 35,000 Btu/h · DuctlessKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    52.5score / 100

SAMYOU

No ductless, 2.5–3 tons model from SAMYOU.

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