The social media will identify you through content you post/watch and the people you follow/have in contacts...
Your bank (should) know who you are and they take more or less care if Google gets your banking data.
I think in the end, you don't win anything from several profiles.
You probably get more from restricting the rights the apps get and where possible, to completely deny them to run in the background. That will save you battery energy.
Honestly, it is not so much what hardware you use and what ip, it's how you use the internet and what you do.
Privacy means not using anything from commercial companies, as most get paid through advertising and selling data. And not putting data online that you don't want others to see.
It's not the OS that steals your privacy, it's the user who gives it away. Data that isn't there can't be collected.