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ADB vs Brothers: heat pump ratings compared

One of these brands has too few models with every rating for an overall score; see each rating below.

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

ADB

63%

of similar heat pumps beaten by its typical model

Well above average

4 models listed

Brothers

—

of similar heat pumps beaten by its typical model

Not enough rated models

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°FADB: Beats 32%Brothers: Not rated
  • Heating power kept at 5°FCapacity at 5°F vs 47°FADB: Beats 63%Brothers: Not rated
  • Winter-long heating efficiencyHSPF2ADB: Beats 67%Brothers: Beats 21%
  • Summer-long cooling efficiencySEER2ADB: Beats 84%Brothers: Beats 18%
  • Hot-day cooling efficiencyEER2ADB: Beats 61%Brothers: Beats 53%

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

    ADB
    100%
    Brothers
    0%

  • Xcel CC

    ADB
    100%
    Brothers
    0%

  • CEE Advanced

    ADB
    0%
    Brothers
    0%

  • ENERGY STAR CC

    ADB
    100%
    Brothers
    0%

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?

ADB

No ducted, up to 1.5 tons model from ADB.

Brothers

None of Brothers’s ducted, up to 1.5 tons models qualifies.

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