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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 63% and a typical SEA BREEZE+ model 66%. SEA BREEZE+ rates slightly higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
NAPOLEON
63%
of similar heat pumps beaten by its typical model
Well above average19 models listed
SEA BREEZE+
66%
of similar heat pumps beaten by its typical model
Well above average19 models listed
- Efficiency on a 5°F dayCOP at 5°FNAPOLEON: Beats 57%SEA BREEZE+: Beats 46%
- Heating power kept at 5°FCapacity at 5°F vs 47°FNAPOLEON: Beats 64%SEA BREEZE+: Beats 68%
- Winter-long heating efficiencyHSPF2NAPOLEON: Beats 65%SEA BREEZE+: Beats 78%
- Summer-long cooling efficiencySEER2NAPOLEON: Beats 64%SEA BREEZE+: Beats 73%
- Hot-day cooling efficiencyEER2NAPOLEON: Beats 56%SEA BREEZE+: Beats 62%
Average (50%)Dashed outline: the other brand, for comparison
Want ranks, distributions per size class and cold-weather curves? Switch to Advanced
Rebate standards
CEE 2025
- NAPOLEON
- 90%
- SEA BREEZE+
- 90%
Xcel CC
- NAPOLEON
- 79%
- SEA BREEZE+
- 84%
CEE Advanced
- NAPOLEON
- 0%
- SEA BREEZE+
- 5%
ENERGY STAR CC
- NAPOLEON
- 68%
- SEA BREEZE+
- 90%
Top cold-climate picks, ducted 3.5–4.5 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 Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?
NAPOLEON
- 1WSEHV4860RA1-Nwith ducted air handler *G52960+TDNAPOLEON4 tons · 47,000 Btu/h · DuctedKeeps 85% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 85% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.86 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 8.5 (HSPF2)
- Good
- 2NS18HV48A60with ducted air handler NPFX48ANAPOLEON4 tons · 48,000 Btu/h · DuctedKeeps 81% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 81% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 9.0 (HSPF2)
- Good
SEA BREEZE+
- 1HMZ48H424ZMOSEA BREEZE+4.5 tons · 55,000 Btu/h · DuctedKeeps 85% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 85% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.77 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 9.3 (HSPF2)
- Great
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.
Open the advanced view