Love Brave so far. Biggest issue I am running into is that I usually have two tabs open with two different gmail accounts using Google Inbox, and the CPU utilization is unreasonably high.
OS X 10.13.15
MacBook Pro (Retina, 13-inch, Early 2015)
Brave + Brave Helper consume 30-40% of the CPU consistently, even when the Google Inbox tab is not active: