Im also running a pi4 with docker containers but also my nextcloud instance. Been feeling it's a bit sluggish at times so I recently ordered a cheap optiplex micro, and some upgrades for the ram, ssd and cpu. The pi4 will only be used for pi-hole now.

Also worth noting, you don't have to run an exit node. And there is also the alternative to run a bridge or just snowflake.

Also worth noting, you don't have to run an exit node. And there is also the alternative to run a bridge or just snowflake.

Possibly, 4a was just cheaper and easier to get where I live.

I'm running pixel 4a for this reason (also the support for grapheneos)