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Bluefin vs SEA BREEZE: heat pump ratings compared

Against heat pumps of the same size and type, a typical Bluefin model beats 73% and a typical SEA BREEZE model 40%. Bluefin rates higher overall.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

Bluefin

73%

of similar heat pumps beaten by its typical model

Well above average

9 models listed

SEA BREEZE

40%

of similar heat pumps beaten by its typical model

Below average

9 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°FBluefin: Beats 67%SEA BREEZE: Beats 54%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBluefin: Beats 65%SEA BREEZE: Beats 25%
  • Winter-long heating efficiencyHSPF2Bluefin: Beats 76%SEA BREEZE: Beats 32%
  • Summer-long cooling efficiencySEER2Bluefin: Beats 78%SEA BREEZE: Beats 40%
  • Hot-day cooling efficiencyEER2Bluefin: Beats 77%SEA BREEZE: Beats 37%

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

    Bluefin
    100%
    SEA BREEZE
    56%

  • Xcel CC

    Bluefin
    100%
    SEA BREEZE
    22%

  • CEE Advanced

    Bluefin
    0%
    SEA BREEZE
    0%

  • ENERGY STAR CC

    Bluefin
    89%
    SEA BREEZE
    22%

Top cold-climate picks, ductless 5 tons and up

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

Bluefin

No ductless, 5 tons and up model from Bluefin.

SEA BREEZE

No ductless, 5 tons and up model from SEA BREEZE.

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