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Bluefin vs HEMA: heat pump ratings compared

Against heat pumps of the same size and type, a typical Bluefin model beats 73% and a typical HEMA model 43%. 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

HEMA

43%

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%HEMA: Beats 22%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBluefin: Beats 65%HEMA: Beats 37%
  • Winter-long heating efficiencyHSPF2Bluefin: Beats 76%HEMA: Beats 37%
  • Summer-long cooling efficiencySEER2Bluefin: Beats 78%HEMA: Beats 54%
  • Hot-day cooling efficiencyEER2Bluefin: Beats 77%HEMA: Beats 41%

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%
    HEMA
    44%

  • Xcel CC

    Bluefin
    100%
    HEMA
    22%

  • CEE Advanced

    Bluefin
    0%
    HEMA
    0%

  • ENERGY STAR CC

    Bluefin
    89%
    HEMA
    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?

Bluefin

No ducted, up to 1.5 tons model from Bluefin.

HEMA

No ducted, up to 1.5 tons model from HEMA.

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