Not compared to the uBlock Origin. You can't even import a filter list. Main reason I use Firefox.
Something that [1] AdGuard Browser Extension can do, it make you wonder why uBOL can't include such a feature.
[1] https://adguard.com/en/blog/adguard-browser-extension-v5-2.h...
Firefox on iOS has 0 support for Adblocking, making it hell to use.