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BHI vs YISO: heat pump ratings compared

Against heat pumps of the same size and type, a typical BHI model beats 36% and a typical YISO model 75%. YISO rates higher overall.

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

BHI

36%

of similar heat pumps beaten by its typical model

Well below average

5 models listed

YISO

75%

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°FBHI: Beats 19%YISO: Beats 60%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBHI: Beats 33%YISO: Beats 65%
  • Winter-long heating efficiencyHSPF2BHI: Beats 17%YISO: Beats 79%
  • Summer-long cooling efficiencySEER2BHI: Beats 27%YISO: Beats 90%
  • Hot-day cooling efficiencyEER2BHI: Beats 18%YISO: Beats 75%

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

    BHI
    20%
    YISO
    100%

  • Xcel CC

    BHI
    20%
    YISO
    100%

  • CEE Advanced

    BHI
    0%
    YISO
    0%

  • ENERGY STAR CC

    BHI
    20%
    YISO
    100%

Top cold-climate picks, ducted up to 1.5 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 Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

BHI

No ducted, up to 1.5 tons model from BHI.

YISO

No ducted, up to 1.5 tons model from YISO.

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