Because Safari is chock fill of strong privacy features, just like Firefox. It’s a very good browser, if you’re using Apple devices, especially with the forthcoming OS updates.

Apple may be a greedy corporation, however, as they make their money selling you expensive hardware and a premium experience, they are not incentivised to monetise user data.

Google has the opposite incentive given they make money at all from Chrome or Android, other than advertising. Arguably they barely make any money at all, other than advising… so of course they’ll track you.