Sure there is. Mozilla depends heavily on revenue from Google whereas Apple doesn't. For Mozilla it's life or death and for Apple it's not (to be the default search engine).
There isn't a single tech company where the business incentives are more aligned with privacy than Apple.
If you think of "privacy-preserving" for a company as a costly virtue, then the standard advice is to appear virtuous without actually bearing all the cost of truly being virtious.
Since they are closed source and secretive, there is a significant information asymmetry and we will never know how honest they are being.
Firefox, on the other hand, has an incentive to honestly preserve privacy, as their attempts to test the water on privacy-reducing features have a high probability of becoming public.
Sure there is. Mozilla depends heavily on revenue from Google whereas Apple doesn't. For Mozilla it's life or death and for Apple it's not (to be the default search engine).
There isn't a single tech company where the business incentives are more aligned with privacy than Apple.