MicroG & GrapheneOS projects specialize in blocking non-essential tracking related connections to Google. They are effective at that too.
accelerometer and compass is still available to apps in an unrestricted manner even in the background, similarly with the speaker through which apps are still allowed to produce sounds that your can’t hear, but tracking systems in the mall or even in smart devices at home listen to it
Doesn’t sound like an Android problem as any device with a speaker can be abused if I understand what you are saying.
Can’t speak for compass & accelerometer permissions but how do you expect auto-rotation to work in apps?
Do you really expect people to push a consent toggle every time they visit pornhub.com. Be serious.
I think you are overthinking this. The concern here should be can Google or any other party exfiltrate this offline data and if so, what can you do to stop it?
Popping up a Wireshark equivalent and monitoring the chatter on your device is a good place to start. Otherwise you would be making cases for where there is no argument to be made.