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First Co. vs TK'S: heat pump ratings compared

Against heat pumps of the same size and type, a typical First Co. model beats 7% and a typical TK'S model 48%. TK'S rates higher overall.

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

First Co.

7%

of similar heat pumps beaten by its typical model

Well below average

16 models listed

TK'S

48%

of similar heat pumps beaten by its typical model

About 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°FFirst Co.: Beats 16%TK'S: Beats 34%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FFirst Co.: Beats 9%TK'S: Beats 31%
  • Winter-long heating efficiencyHSPF2First Co.: Beats 2%TK'S: Beats 58%
  • Summer-long cooling efficiencySEER2First Co.: Beats 1%TK'S: Beats 64%
  • Hot-day cooling efficiencyEER2First Co.: Beats 10%TK'S: Beats 47%

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

    First Co.
    0%
    TK'S
    67%

  • Xcel CC

    First Co.
    0%
    TK'S
    20%

  • CEE Advanced

    First Co.
    0%
    TK'S
    0%

  • ENERGY STAR CC

    First Co.
    0%
    TK'S
    0%

Top cold-climate picks, ductless 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 Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

First Co.

No ductless, up to 1.5 tons model from First Co..

TK'S

None of TK'S’s ductless, up to 1.5 tons models qualifies.

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