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BULLETPROOF AC vs First Co.: heat pump ratings compared

Against heat pumps of the same size and type, a typical BULLETPROOF AC model beats 44% and a typical First Co. model 11%. BULLETPROOF AC rates higher overall.

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

BULLETPROOF AC

44%

of similar heat pumps beaten by its typical model

Below average

21 models listed

First Co.

11%

of similar heat pumps beaten by its typical model

Well below average

21 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°FBULLETPROOF AC: Beats 55%First Co.: Beats 34%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBULLETPROOF AC: Beats 39%First Co.: Beats 12%
  • Winter-long heating efficiencyHSPF2BULLETPROOF AC: Beats 42%First Co.: Beats 1%
  • Summer-long cooling efficiencySEER2BULLETPROOF AC: Beats 40%First Co.: Beats 0%
  • Hot-day cooling efficiencyEER2BULLETPROOF AC: Beats 44%First Co.: Beats 12%

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

    BULLETPROOF AC
    38%
    First Co.
    0%

  • Xcel CC

    BULLETPROOF AC
    38%
    First Co.
    0%

  • CEE Advanced

    BULLETPROOF AC
    0%
    First Co.
    0%

  • ENERGY STAR CC

    BULLETPROOF AC
    0%
    First Co.
    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?

BULLETPROOF AC

None of BULLETPROOF AC’s ductless, up to 1.5 tons models qualifies.

First Co.

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

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