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AIRDACH vs Custom Comfort: heat pump ratings compared
Against heat pumps of the same size and type, a typical AIRDACH model beats 57% and a typical Custom Comfort model 65%. Custom Comfort rates higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
AIRDACH
57%
of similar heat pumps beaten by its typical model
Above average23 models listed
Custom Comfort
65%
of similar heat pumps beaten by its typical model
Well above average20 models listed
- Efficiency on a 5°F dayCOP at 5°FAIRDACH: Beats 47%Custom Comfort: Beats 50%
- Heating power kept at 5°FCapacity at 5°F vs 47°FAIRDACH: Beats 39%Custom Comfort: Beats 83%
- Winter-long heating efficiencyHSPF2AIRDACH: Beats 49%Custom Comfort: Beats 84%
- Summer-long cooling efficiencySEER2AIRDACH: Beats 54%Custom Comfort: Beats 65%
- Hot-day cooling efficiencyEER2AIRDACH: Beats 58%Custom Comfort: Beats 51%
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
- AIRDACH
- 39%
- Custom Comfort
- 75%
Xcel CC
- AIRDACH
- 22%
- Custom Comfort
- 85%
CEE Advanced
- AIRDACH
- 0%
- Custom Comfort
- 5%
ENERGY STAR CC
- AIRDACH
- 0%
- Custom Comfort
- 100%
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?
AIRDACH
None of AIRDACH’s ducted, 3.5–4.5 tons models qualifies.
Custom Comfort
- 1CCOXHASZ48CHPwith ducted air handler CCOXHASD48Custom Comfort4 tons · 48,000 Btu/h · DuctedKeeps 88% of its heat at 5°FMeets none of the standards tracked here
- Heat kept at 5°F
- 88% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.02 (COP at 5°F)
- Good
- Seasonal efficiency
- 10.3 (HSPF2)
- Top 10%
- 2CCOXHASZ60CHPwith ducted air handler CCOXHASD60Custom Comfort4.5 tons · 55,000 Btu/h · DuctedKeeps 93% of its heat at 5°FMeets ENERGY STAR CC
- Heat kept at 5°F
- 93% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 1.97 (COP at 5°F)
- Good
- Seasonal efficiency
- 9.5 (HSPF2)
- Top 10%
- 3CCOXHAMZ548HPCustom Comfort4 tons · 47,000 Btu/h · DuctedKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 87% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Seasonal efficiency
- 9.0 (HSPF2)
- Good
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