At the same time, there’s more to it than that. Sure, the page rendering engine was always Chromium, but the user experience was noticeably different than Chrome, and MUCH better. It looked better, and was easier to use. I elaborated on that here Newer build removed half of what I liked about Brave
The current beta is terrible. I am assuming it’s growing pains, but believe me, a smiley is NOT what I would put after “the new Brave is now full Chromium.” That’s fully terrible.