More specifically, Brave's clever use of "farbling" is one really neat element of the anti-fingerprinting logic. After all, if a browser just blocks access to certain APIs, that blocking itself could be enough to fingerprint a user. We instead farble the results of certain APIs: https://brave.com/privacy-updates-4/

What does https://coveryourtracks.eff.org/ show for Brave?

Here you go

https://i.imgur.com/RJpoIGu.png

That's better than with Firefox, where I get a unique fingerprint

If you want to avoid fingerprinting you should use tor-browser. And using a chromium-based browser over tor makes you more fingerprintable, not less.