Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
Comfort Temps vs ZAFRO: heat pump ratings compared
Against heat pumps of the same size and type, a typical Comfort Temps model beats 49% and a typical ZAFRO model 33%. Comfort Temps rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Comfort Temps
49%
of similar heat pumps beaten by its typical model
About average20 models listed
ZAFRO
33%
of similar heat pumps beaten by its typical model
Well below average19 models listed
- Efficiency on a 5°F dayCOP at 5°FComfort Temps: Beats 37%ZAFRO: Beats 62%
- Heating power kept at 5°FCapacity at 5°F vs 47°FComfort Temps: Beats 38%ZAFRO: Beats 33%
- Winter-long heating efficiencyHSPF2Comfort Temps: Beats 53%ZAFRO: Beats 22%
- Summer-long cooling efficiencySEER2Comfort Temps: Beats 59%ZAFRO: Beats 33%
- Hot-day cooling efficiencyEER2Comfort Temps: Beats 52%ZAFRO: Beats 21%
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
- Comfort Temps
- 100%
- ZAFRO
- 63%
Xcel CC
- Comfort Temps
- 90%
- ZAFRO
- 58%
CEE Advanced
- Comfort Temps
- 0%
- ZAFRO
- 0%
ENERGY STAR CC
- Comfort Temps
- 60%
- ZAFRO
- 0%
Top cold-climate picks, ducted 5 tons and up
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, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?
Comfort Temps
No ducted, 5 tons and up model from Comfort Temps.
ZAFRO
No ducted, 5 tons and up model from ZAFRO.
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