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BreezeAero vs COMFORT MASTER: heat pump ratings compared

Against heat pumps of the same size and type, a typical BreezeAero model beats 38% and a typical COMFORT MASTER model 73%. COMFORT MASTER rates higher overall.

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

BreezeAero

38%

of similar heat pumps beaten by its typical model

Well below average

6 models listed

COMFORT MASTER

73%

of similar heat pumps beaten by its typical model

Well above average

6 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°FBreezeAero: Beats 32%COMFORT MASTER: Beats 84%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBreezeAero: Beats 42%COMFORT MASTER: Beats 58%
  • Winter-long heating efficiencyHSPF2BreezeAero: Beats 54%COMFORT MASTER: Beats 50%
  • Summer-long cooling efficiencySEER2BreezeAero: Beats 41%COMFORT MASTER: Beats 58%
  • Hot-day cooling efficiencyEER2BreezeAero: Beats 24%COMFORT MASTER: Beats 49%

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

    BreezeAero
    67%
    COMFORT MASTER
    67%

  • Xcel CC

    BreezeAero
    67%
    COMFORT MASTER
    67%

  • CEE Advanced

    BreezeAero
    0%
    COMFORT MASTER
    0%

  • ENERGY STAR CC

    BreezeAero
    0%
    COMFORT MASTER
    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?

BreezeAero

  1. 1ACA-2535BBreezeAero1.5 tons · 18,000 Btu/h · DuctlessKeeps 78% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    78% (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
    62.1score / 100
  2. 2ACA-2514Bwith ductless indoor unit ACA-2513BBreezeAero1 ton · 9,000 Btu/h · DuctlessKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    80% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    42.2score / 100
  3. 3ACA-2516Bwith ductless indoor unit ACA-2515BBreezeAero1 ton · 12,000 Btu/h · DuctlessKeeps 73% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    73% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    41.5score / 100

COMFORT MASTER

  1. 1CMDI18K-C2-Owith ductless indoor unit CMDI18K-C2-ICOMFORT MASTER1.5 tons · 18,000 Btu/h · DuctlessKeeps 82% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.25 (COP at 5°F)
    Great
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    79.3score / 100
  2. 2CMDI12K-C1-Owith ductless indoor unit CMDI12K-C1-ICOMFORT MASTER1 ton · 12,000 Btu/h · DuctlessKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    64.1score / 100
  3. 3CMDI12K-C2-Owith ductless indoor unit CMDI12K-C2-ICOMFORT MASTER1 ton · 12,000 Btu/h · DuctlessKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    60.0score / 100

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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