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K&A vs SEA BREEZE+: heat pump ratings compared

Against heat pumps of the same size and type, a typical K&A model beats 30% and a typical SEA BREEZE+ model 68%. SEA BREEZE+ rates higher overall.

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

K&A

30%

of similar heat pumps beaten by its typical model

Well below average

23 models listed

SEA BREEZE+

68%

of similar heat pumps beaten by its typical model

Well above average

23 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°FK&A: Beats 31%SEA BREEZE+: Beats 65%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FK&A: Beats 39%SEA BREEZE+: Beats 64%
  • Winter-long heating efficiencyHSPF2K&A: Beats 33%SEA BREEZE+: Beats 78%
  • Summer-long cooling efficiencySEER2K&A: Beats 27%SEA BREEZE+: Beats 70%
  • Hot-day cooling efficiencyEER2K&A: Beats 28%SEA BREEZE+: Beats 65%

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

    K&A
    17%
    SEA BREEZE+
    91%
  • Xcel CC

    K&A
    17%
    SEA BREEZE+
    87%
  • CEE Advanced

    K&A
    0%
    SEA BREEZE+
    0%
  • ENERGY STAR CC

    K&A
    0%
    SEA BREEZE+
    87%

Top cold-climate picks, ducted 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.

K&A

  1. 1DIVINE-36K220V-7-Owith ducted air handler DIVINE-36K220V-7-IK&A3 tons · 33,000 Btu/h · DuctedKeeps 73% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    73% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    8.8 (HSPF2)
    Good
    59.2score / 100

SEA BREEZE+

  1. 1HMZ36H525ZMOSEA BREEZE+3 tons · 36,000 Btu/h · DuctedKeeps 106% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    106% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.4 (HSPF2)
    Top 10%
    82.5score / 100
  2. 2HMZ27H525ZMOSEA BREEZE+2.5 tons · 28,000 Btu/h · DuctedKeeps 96% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    72.7score / 100
  3. 3MZ36H525ZMOSEA BREEZE+3 tons · 35,000 Btu/h · DuctedKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.2 (HSPF2)
    Good
    60.6score / 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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