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AUFIT vs Breeze33: heat pump ratings compared

Against heat pumps of the same size and type, a typical AUFIT model beats 53% and a typical Breeze33 model 62%. Breeze33 rates higher overall.

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

AUFIT

53%

of similar heat pumps beaten by its typical model

About average

45 models listed

Breeze33

62%

of similar heat pumps beaten by its typical model

Well above average

45 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°FAUFIT: Beats 64%Breeze33: Beats 63%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAUFIT: Beats 51%Breeze33: Beats 58%
  • Winter-long heating efficiencyHSPF2AUFIT: Beats 52%Breeze33: Beats 66%
  • Summer-long cooling efficiencySEER2AUFIT: Beats 61%Breeze33: Beats 58%
  • Hot-day cooling efficiencyEER2AUFIT: Beats 38%Breeze33: Beats 66%

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

    AUFIT
    84%
    Breeze33
    67%
  • Xcel CC

    AUFIT
    78%
    Breeze33
    58%
  • CEE Advanced

    AUFIT
    0%
    Breeze33
    4%
  • ENERGY STAR CC

    AUFIT
    51%
    Breeze33
    56%

All-around best, ducted up to 1.5 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

AUFIT

  1. 1FM2-H18/2DR3AAUFIT1.5 tons · 17,700 Btu/h · DuctedCold-climate pick, score 55.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    19.5 (SEER2)
    Good
    Hot-day cooling
    11.8 (EER2)
    Good
    61.1score / 100Heating 56 · Cooling 67
  2. 2XHU60HPV1AOwith ducted air handler XHU60HPV1AIAUFITAlso listed as FHU18HPV1AO1.5 tons · 18,000 Btu/h · DuctedCold-climate pick, score 49.5Meets 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
    Winter efficiency
    8.6 (HSPF2)
    Below the middle
    Cooling efficiency
    17.0 (SEER2)
    Good
    Hot-day cooling
    11.3 (EER2)
    Below the middle
    47.2score / 100Heating 50 · Cooling 45

Breeze33

  1. 1BZ33-HYP09OUT2-454-G3-Pwith ducted air handler BZ33-DIDU9-454-G3-PBreeze331 ton · 9,000 Btu/h · DuctedCold-climate pick, score 80.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    112% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.89 (COP at 5°F)
    Below the middle
    Winter efficiency
    12.5 (HSPF2)
    Top 10%
    Cooling efficiency
    21.4 (SEER2)
    Top 10%
    Hot-day cooling
    13.4 (EER2)
    Top 10%
    86.7score / 100Heating 80 · Cooling 94
  2. 2BZ33-INV18OUT2-454-G3-Jwith ducted air handler BZ33-AHU18-454-G3-JBreeze331.5 tons · 18,000 Btu/h · DuctedCold-climate pick, score 85.5Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.12 (COP at 5°F)
    Great
    Winter efficiency
    10.1 (HSPF2)
    Great
    Cooling efficiency
    19.0 (SEER2)
    Good
    Hot-day cooling
    12.5 (EER2)
    Great
    79.3score / 100Heating 86 · Cooling 73
  3. 3BZ33-HYP183Z2-454-G3-PBreeze331.5 tons · 19,000 Btu/h · DuctedCold-climate pick, score 70.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    90% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    20.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Great
    77.4score / 100Heating 71 · Cooling 84

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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