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AC BEST LA vs VY BUILD: heat pump ratings compared

Against heat pumps of the same size and type, a typical AC BEST LA model beats 58% and a typical VY BUILD model 53%. AC BEST LA rates higher overall.

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

AC BEST LA

58%

of similar heat pumps beaten by its typical model

Above average

3 models listed

VY BUILD

53%

of similar heat pumps beaten by its typical model

About average

3 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°FAC BEST LA: Beats 47%VY BUILD: Beats 23%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAC BEST LA: Beats 50%VY BUILD: Beats 36%
  • Winter-long heating efficiencyHSPF2AC BEST LA: Beats 61%VY BUILD: Beats 50%
  • Summer-long cooling efficiencySEER2AC BEST LA: Beats 66%VY BUILD: Beats 77%
  • Hot-day cooling efficiencyEER2AC BEST LA: Beats 60%VY BUILD: Beats 61%

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

    AC BEST LA
    100%
    VY BUILD
    100%

  • Xcel CC

    AC BEST LA
    67%
    VY BUILD
    33%

  • CEE Advanced

    AC BEST LA
    0%
    VY BUILD
    0%

  • ENERGY STAR CC

    AC BEST LA
    0%
    VY BUILD
    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?

AC BEST LA

No ducted, 2.5–3 tons model from AC BEST LA.

VY BUILD

No ducted, 2.5–3 tons model from VY BUILD.

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