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Custom Comfort vs Panasonic: heat pump ratings compared
Against heat pumps of the same size and type, a typical Custom Comfort model beats 65% and a typical Panasonic model 47%. Custom Comfort rates higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
Custom Comfort
65%
of similar heat pumps beaten by its typical model
Well above average20 models listed
Panasonic
47%
of similar heat pumps beaten by its typical model
About average36 models listed
- Efficiency on a 5°F dayCOP at 5°FCustom Comfort: Beats 50%Panasonic: Beats 40%
- Heating power kept at 5°FCapacity at 5°F vs 47°FCustom Comfort: Beats 83%Panasonic: Beats 50%
- Winter-long heating efficiencyHSPF2Custom Comfort: Beats 84%Panasonic: Beats 57%
- Summer-long cooling efficiencySEER2Custom Comfort: Beats 65%Panasonic: Beats 48%
- Hot-day cooling efficiencyEER2Custom Comfort: Beats 51%Panasonic: Beats 39%
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
- Custom Comfort
- 75%
- Panasonic
- 53%
Xcel CC
- Custom Comfort
- 85%
- Panasonic
- 36%
CEE Advanced
- Custom Comfort
- 5%
- Panasonic
- 0%
ENERGY STAR CC
- Custom Comfort
- 100%
- Panasonic
- 36%
Top cold-climate picks, ducted 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 Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?
Custom Comfort
- 1CCOXHASZ09HPwith ducted air handler CCOXHASD09Custom Comfort1 ton · 9,000 Btu/h · DuctedKeeps 108% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 108% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 1.90 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 12.0 (HSPF2)
- Top 10%
- 2CCOXHASZ12HPwith ducted air handler CCOXHASD12Custom Comfort1 ton · 12,000 Btu/h · DuctedKeeps 97% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 97% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.96 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 10.0 (HSPF2)
- Great
- 3CCOXHA24V18HPwith ducted air handler CCOACC1824BCustom Comfort1.5 tons · 18,000 Btu/h · DuctedKeeps 79% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 79% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.20 (COP at 5°F)
- Great
- Seasonal efficiency
- 9.5 (HSPF2)
- Good
Panasonic
- 1CU-HE18YAHK6with ducted air handler CS-HE18YAC6Panasonic1.5 tons · 18,000 Btu/h · DuctedKeeps 79% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 79% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.20 (COP at 5°F)
- Great
- Seasonal efficiency
- 9.5 (HSPF2)
- Good
- 2CU-2E18SBU-5Panasonic1.5 tons · 16,700 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
- 8.8 (HSPF2)
- Below the middle
- 3CU-3E19RBU-5Panasonic1.5 tons · 19,000 Btu/h · DuctedKeeps 99% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 99% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.85 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 8.8 (HSPF2)
- Below the middle
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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