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NAPOLEON vs SEA BREEZE+: heat pump ratings compared

Against heat pumps of the same size and type, a typical NAPOLEON model beats 65% and a typical SEA BREEZE+ model 68%. SEA BREEZE+ rates slightly higher overall.

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

NAPOLEON

65%

of similar heat pumps beaten by its typical model

Well above average

25 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°FNAPOLEON: Beats 56%SEA BREEZE+: Beats 65%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FNAPOLEON: Beats 70%SEA BREEZE+: Beats 64%
  • Winter-long heating efficiencyHSPF2NAPOLEON: Beats 78%SEA BREEZE+: Beats 78%
  • Summer-long cooling efficiencySEER2NAPOLEON: Beats 64%SEA BREEZE+: Beats 70%
  • Hot-day cooling efficiencyEER2NAPOLEON: Beats 60%SEA BREEZE+: Beats 65%

Average (50%)Dashed outline: the other brand, for comparison

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Rebate standards

Share of each brand’s models that meet the level. Programs can have other rules too.
  • CEE 2025

    NAPOLEON
    76%
    SEA BREEZE+
    91%
  • Xcel CC

    NAPOLEON
    80%
    SEA BREEZE+
    87%
  • CEE Advanced

    NAPOLEON
    4%
    SEA BREEZE+
    0%
  • ENERGY STAR CC

    NAPOLEON
    72%
    SEA BREEZE+
    87%

All-around best, ductless 2.5–3 tons

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

NAPOLEON

  1. 1NDHAMB-36-ONAPOLEONAlso listed as NDHAMBB-36-O3 tons · 36,000 Btu/h · DuctlessCold-climate pick, score 78.0Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.7 (HSPF2)
    Great
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Great
    78.3score / 100Heating 76 · Cooling 81
  2. 2NDHAMBB-27-ONAPOLEON2.5 tons · 27,000 Btu/h · DuctlessCold-climate pick, score 72.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    12.5 (EER2)
    Great
    74.4score / 100Heating 73 · Cooling 76
  3. 3CDHAS26B-33-Owith ductless indoor unit CDHAS26B-33-INAPOLEONAlso listed as NDHAS26BA-33-O3 tons · 33,000 Btu/h · DuctlessCold-climate pick, score 61.3Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    97% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.98 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    19.5 (SEER2)
    Below the middle
    Hot-day cooling
    12.0 (EER2)
    Good
    48.9score / 100Heating 61 · Cooling 37

SEA BREEZE+

  1. 1HMZ36H525ZMOSEA BREEZE+3 tons · 36,000 Btu/h · DuctlessCold-climate pick, score 78.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.7 (HSPF2)
    Great
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Great
    78.3score / 100Heating 76 · Cooling 81
  2. 2HMZ27H525ZMOSEA BREEZE+2.5 tons · 27,000 Btu/h · DuctlessCold-climate pick, score 72.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    23.0 (SEER2)
    Great
    Hot-day cooling
    12.5 (EER2)
    Great
    74.4score / 100Heating 73 · Cooling 76
  3. 3MZ27H525ZMOSEA BREEZE+2.5 tons · 27,000 Btu/h · DuctlessCold-climate pick, score 41.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    9.5 (HSPF2)
    Below the middle
    Cooling efficiency
    25.0 (SEER2)
    Top 10%
    Hot-day cooling
    13.0 (EER2)
    Great
    66.3score / 100Heating 41 · Cooling 91

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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