I know Firefox is the popular option here, but do we have any serious non-google managed Chromium based browser options out there that don't have some weird gimmick?
+1 for Vivaldi. If you remember old, Presto-era Opera you'll feel right at home with it. I know there are some people who moved from Firefox to it, too.
Only thing is, their integrated adblocker doesn't support cosmetic filtering right now, but it's in the works.