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ADP vs ISLANDAIRE: heat pump ratings compared

Against heat pumps of the same size and type, a typical ADP model beats 49% and a typical ISLANDAIRE model 17%. ADP 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

ISLANDAIRE

17%

of similar heat pumps beaten by its typical model

Well below average

15 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%ISLANDAIRE: Beats 22%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FADP: Beats 86%ISLANDAIRE: Beats 17%
  • Winter-long heating efficiencyHSPF2ADP: Beats 51%ISLANDAIRE: Beats 5%
  • Summer-long cooling efficiencySEER2ADP: Beats 37%ISLANDAIRE: Beats 19%
  • Hot-day cooling efficiencyEER2ADP: Beats 43%ISLANDAIRE: Beats 20%

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%
    ISLANDAIRE
    0%

  • Xcel CC

    ADP
    87%
    ISLANDAIRE
    0%

  • CEE Advanced

    ADP
    7%
    ISLANDAIRE
    0%

  • ENERGY STAR CC

    ADP
    0%
    ISLANDAIRE
    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?

ADP

  1. 1KUSXA181Awith ducted air handler V36H***P12*+TXV+TDADP1.5 tons · 17,500 Btu/h · DuctedKeeps 111% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    111% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.94 (COP at 5°F)
    Good
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    57.1score / 100
  2. 2KUSXB181Awith ducted air handler PL36H***P12*+TXV+TDADP1.5 tons · 17,500 Btu/h · DuctedKeeps 106% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    106% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.82 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    53.4score / 100

ISLANDAIRE

  1. 1EZMB10L9A1S95AAISLANDAIRE1 ton · 10,000 Btu/h · DuctedKeeps 70% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.32 (COP at 5°F)
    Great
    Seasonal efficiency
    7.5 (HSPF2)
    Below the middle
    41.3score / 100
  2. 2EZMB10L5A1S95AAISLANDAIRE1 ton · 10,000 Btu/h · DuctedKeeps 72% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    7.5 (HSPF2)
    Below the middle
    30.4score / 100
  3. 3EZVV09L**1N*7A*ISLANDAIRE1 ton · 9,600 Btu/h · DuctedKeeps 70% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.61 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    6.6 (HSPF2)
    Below the middle
    8.7score / 100

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