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Ecoer vs ISLANDAIRE: heat pump ratings compared

Against heat pumps of the same size and type, a typical Ecoer model beats 54% and a typical ISLANDAIRE model 17%. Ecoer rates higher overall.

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

Ecoer

54%

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°FEcoer: Beats 46%ISLANDAIRE: Beats 22%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FEcoer: Beats 65%ISLANDAIRE: Beats 17%
  • Winter-long heating efficiencyHSPF2Ecoer: Beats 68%ISLANDAIRE: Beats 5%
  • Summer-long cooling efficiencySEER2Ecoer: Beats 60%ISLANDAIRE: Beats 19%
  • Hot-day cooling efficiencyEER2Ecoer: Beats 37%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

    Ecoer
    93%
    ISLANDAIRE
    0%

  • Xcel CC

    Ecoer
    93%
    ISLANDAIRE
    0%

  • CEE Advanced

    Ecoer
    0%
    ISLANDAIRE
    0%

  • ENERGY STAR CC

    Ecoer
    100%
    ISLANDAIRE
    0%

All-around best, ductless up to 1.5 tons

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

Showing Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

Ecoer

No ductless, up to 1.5 tons model from Ecoer.

ISLANDAIRE

No ductless, up to 1.5 tons model from ISLANDAIRE.

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