For me, it's two things:AF points
As another posted said, even 11 all cross-type points would have been OK.
Right now, the 6D AF system is a 1-point AF system, as far as I'm concerned.
Not OK on a $2000 camera but still not a deal breaker, as the 6D can be found for $1600. So, still OK.Button layout on the back of the camera
That's actually the big one for me and the
If it wasn't for the button layout, the 6D is essentially a newer, more compact version of the 5DII - with better image quality and a lower price tag. What's there not to like about it.
But the stupid button layout at the back - together with the stupid limitations like the lower x-sync and max-shutter speeds - ruin it for me.
I'll just never purchase a camera with this button layout.
If I have to endure horrible ergonomics, I might as well buy a Nikon