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BROCK vs KERR: heat pump ratings compared
Against heat pumps of the same size and type, a typical BROCK model beats 42% and a typical KERR model 66%. KERR rates higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
BROCK
42%
of similar heat pumps beaten by its typical model
Below average24 models listed
KERR
66%
of similar heat pumps beaten by its typical model
Well above average24 models listed
- Efficiency on a 5°F dayCOP at 5°FBROCK: Beats 62%KERR: Beats 49%
- Heating power kept at 5°FCapacity at 5°F vs 47°FBROCK: Beats 14%KERR: Beats 78%
- Winter-long heating efficiencyHSPF2BROCK: Beats 26%KERR: Beats 76%
- Summer-long cooling efficiencySEER2BROCK: Beats 32%KERR: Beats 68%
- Hot-day cooling efficiencyEER2BROCK: Beats 68%KERR: Beats 58%
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
- BROCK
- 17%
- KERR
- 83%
Xcel CC
- BROCK
- 0%
- KERR
- 79%
CEE Advanced
- BROCK
- 0%
- KERR
- 8%
ENERGY STAR CC
- BROCK
- 0%
- KERR
- 88%
Top cold-climate picks, ductless 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 Ductless, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?
BROCK
No ductless, 5 tons and up model from BROCK.
KERR
No ductless, 5 tons and up model from KERR.
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