Imo the one you like that you can afford that does not rely on rubber or elastic to hold it in place. Hard spring loaded or swist and lock are the only acceptable mounts.
If I'm going somewhere I write the turns on the inside of my wrist and focus on the road with my phone in my pocket. But now that I have a solid mount I just GPS. Wish I had one that also wirelessly charged it.
I was not impressed with the quad lock I saw a demo for
The eam mount quick grip I got is by far the most impressive worked every time and never has come off even when I dumped it.
Quad lock just needs a twist and it's gone. Ram quick grip is impossible to remove unless you lift the mount up. Also no dumb rear mounted thing like quad