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ADB vs Stealth Comfort: heat pump ratings compared

Against heat pumps of the same size and type, a typical ADB model beats 63% and a typical Stealth Comfort model 76%. Stealth Comfort rates higher overall.

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

Stealth Comfort

76%

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°FADB: Beats 32%Stealth Comfort: Beats 58%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FADB: Beats 63%Stealth Comfort: Beats 93%
  • Winter-long heating efficiencyHSPF2ADB: Beats 67%Stealth Comfort: Beats 87%
  • Summer-long cooling efficiencySEER2ADB: Beats 84%Stealth Comfort: Beats 74%
  • Hot-day cooling efficiencyEER2ADB: Beats 61%Stealth Comfort: Beats 72%

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%
    Stealth Comfort
    100%

  • Xcel CC

    ADB
    100%
    Stealth Comfort
    100%

  • CEE Advanced

    ADB
    0%
    Stealth Comfort
    25%

  • ENERGY STAR CC

    ADB
    100%
    Stealth Comfort
    100%

All-around best, ducted up to 1.5 tons

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

Stealth Comfort

No ducted, up to 1.5 tons model from Stealth Comfort.

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