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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 40% and a typical Custom Comfort model 71%. Custom Comfort rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Airdach
40%
of similar heat pumps beaten by its typical model
Below average29 models listed
Custom Comfort
71%
of similar heat pumps beaten by its typical model
Well above average28 models listed
- Efficiency on a 5°F dayCOP at 5°FAirdach: Beats 48%Custom Comfort: Beats 64%
- Heating power kept at 5°FCapacity at 5°F vs 47°FAirdach: Beats 34%Custom Comfort: Beats 71%
- Winter-long heating efficiencyHSPF2Airdach: Beats 28%Custom Comfort: Beats 84%
- Summer-long cooling efficiencySEER2Airdach: Beats 29%Custom Comfort: Beats 69%
- Hot-day cooling efficiencyEER2Airdach: Beats 49%Custom Comfort: Beats 67%
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
- 24%
- Custom Comfort
- 96%
Xcel CC
- Airdach
- 31%
- Custom Comfort
- 100%
CEE Advanced
- Airdach
- 0%
- Custom Comfort
- 4%
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
- 1A3TH60180OV1DGwith ducted air handler A3DH60000OE1DTAirdach4.5 tons · 55,000 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
- 2.30 (COP at 5°F)
- Great
- Seasonal efficiency
- 8.8 (HSPF2)
- Good
Custom Comfort
- 1CCOXHBMZ648HPCustom Comfort4 tons · 47,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 100% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Seasonal efficiency
- 11.0 (HSPF2)
- Top 10%
- 2CCOXHBMZ655HPCustom Comfort4.5 tons · 53,000 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
- 2.10 (COP at 5°F)
- Good
- Seasonal efficiency
- 10.7 (HSPF2)
- Top 10%
- 3CCOXHBSZ60CHPwith ducted air handler CCOXHBSD60Custom Comfort4.5 tons · 55,000 Btu/h · DuctedKeeps 89% of its heat at 5°FMeets Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 89% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Good
- Seasonal efficiency
- 10.4 (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