It’s a spectrum! Jason Miller and Addy Osmani paint that picture nicely in Rendering on the Web.
My favorite part of the article is the infographic table they post at the end of it. Unfortunately, it’s a PNG. So I took a few minutes and
<table>-ized it, in case that’s useful to anyone.
from CSS-Tricks https://developers.google.com/web/updates/2019/02/rendering-on-the-web