Quote Originally Posted by Fast Glass View Post

I'm more than willing to be proved wrong, but between two R5's and three people it just doesn't do it.

So far I have regulated the R5 to having poor AF performance with an 85mm. There is just no nice way of putting it.
The EF 85mm 1.2?
What aperture are you shooting?
Wide open?

There is a reason the R3 is a 3 and not a 1.
I think you might be seeing part of the reason.