Comment by bArray

In theory you have the likes of the PinePhone where you can run a full Linux kernel [1]. You could then use something like Waydroid to run Android apps [2].

I think the biggest concern is that many of the important apps are anti-emulation, for example banking apps and authentication apps.

[1] https://pine64.org/devices/pinephone_pro/

[2] https://waydro.id/