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AC BEST LA vs McQuay: heat pump ratings compared
Against heat pumps of the same size and type, a typical AC BEST LA model beats 58% and a typical McQuay model 32%. AC BEST LA rates higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
AC BEST LA
58%
of similar heat pumps beaten by its typical model
Above average3 models listed
McQuay
32%
of similar heat pumps beaten by its typical model
Well below average3 models listed
- Efficiency on a 5°F dayCOP at 5°FAC BEST LA: Beats 47%McQuay: Beats 59%
- Heating power kept at 5°FCapacity at 5°F vs 47°FAC BEST LA: Beats 50%McQuay: Beats 27%
- Winter-long heating efficiencyHSPF2AC BEST LA: Beats 61%McQuay: Beats 17%
- Summer-long cooling efficiencySEER2AC BEST LA: Beats 66%McQuay: Beats 25%
- Hot-day cooling efficiencyEER2AC BEST LA: Beats 60%McQuay: Beats 33%
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
- AC BEST LA
- 100%
- McQuay
- 33%
Xcel CC
- AC BEST LA
- 67%
- McQuay
- 0%
CEE Advanced
- AC BEST LA
- 0%
- McQuay
- 0%
ENERGY STAR CC
- AC BEST LA
- 0%
- McQuay
- 0%
All-around best, ducted 2.5–3 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?
AC BEST LA
No ducted, 2.5–3 tons model from AC BEST LA.
McQuay
No ducted, 2.5–3 tons model from McQuay.
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