ACC vs Endura: heat pump ratings compared
Against heat pumps of the same size and type, a typical ACC model beats 55% and a typical Endura model 50%. ACC rates slightly higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
ACC
55%
of similar heat pumps beaten by its typical model
About average4 models listed
Endura
50%
of similar heat pumps beaten by its typical model
About average4 models listed
- Efficiency on a 5°F dayCOP at 5°FACC: Beats 67%Endura: Beats 34%
- Heating power kept at 5°FCapacity at 5°F vs 47°FACC: Beats 77%Endura: Beats 64%
- Winter-long heating efficiencyHSPF2ACC: Beats 55%Endura: Beats 51%
- Summer-long cooling efficiencySEER2ACC: Beats 32%Endura: Beats 48%
- Hot-day cooling efficiencyEER2ACC: Beats 12%Endura: Beats 52%
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
- ACC
- 0%
- Endura
- 50%
Xcel CC
- ACC
- 0%
- Endura
- 75%
CEE Advanced
- ACC
- 0%
- Endura
- 0%
ENERGY STAR CC
- ACC
- 0%
- Endura
- 50%
Top cold-climate picks, ducted 2 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, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?
ACC
No ducted, 2 tons model from ACC.
Endura
None of Endura’s ducted, 2 tons models qualifies.
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