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Cozeware vs First Co.: heat pump ratings compared

Against heat pumps of the same size and type, a typical Cozeware model beats 49% and a typical First Co. model 11%. Cozeware rates higher overall.

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

Cozeware

49%

of similar heat pumps beaten by its typical model

About 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°FCozeware: Beats 46%First Co.: Beats 34%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCozeware: Beats 43%First Co.: Beats 12%
  • Winter-long heating efficiencyHSPF2Cozeware: Beats 49%First Co.: Beats 1%
  • Summer-long cooling efficiencySEER2Cozeware: Beats 69%First Co.: Beats 0%
  • Hot-day cooling efficiencyEER2Cozeware: Beats 37%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

    Cozeware
    91%
    First Co.
    0%

  • Xcel CC

    Cozeware
    62%
    First Co.
    0%

  • CEE Advanced

    Cozeware
    0%
    First Co.
    0%

  • ENERGY STAR CC

    Cozeware
    43%
    First Co.
    0%

Top cold-climate picks, ductless 2.5–3 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, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

Cozeware

  1. 1CMBA27TP2AU-WCozewareAlso listed as CMBA27TP2AU-W2.5 tons · 28,000 Btu/h · DuctlessKeeps 75% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    55.0score / 100
  2. 2CMBA36TP2AU-WCozeware3 tons · 38,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    54.3score / 100
  3. 3CMBA36TP2AU-W*Cozeware3 tons · 38,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    53.9score / 100

First Co.

No ductless, 2.5–3 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.

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