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ADP vs DIAL: heat pump ratings compared

Against heat pumps of the same size and type, a typical ADP model beats 49% and a typical DIAL model 58%. DIAL rates higher overall.

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

ADP

49%

of similar heat pumps beaten by its typical model

About average

15 models listed

DIAL

58%

of similar heat pumps beaten by its typical model

Above average

7 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°FADP: Beats 35%DIAL: Beats 48%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FADP: Beats 86%DIAL: Beats 38%
  • Winter-long heating efficiencyHSPF2ADP: Beats 51%DIAL: Beats 61%
  • Summer-long cooling efficiencySEER2ADP: Beats 37%DIAL: Beats 75%
  • Hot-day cooling efficiencyEER2ADP: Beats 43%DIAL: Beats 57%

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

    ADP
    27%
    DIAL
    100%

  • Xcel CC

    ADP
    87%
    DIAL
    100%

  • CEE Advanced

    ADP
    7%
    DIAL
    0%

  • ENERGY STAR CC

    ADP
    0%
    DIAL
    0%

All-around best, ductless 5 tons and up

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Showing Ductless, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?

ADP

No ductless, 5 tons and up model from ADP.

DIAL

No ductless, 5 tons and up model from DIAL.

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