We have leather in the way of cutouts for halyards, etc. and along the aft top rail. A couple of things we've noticed:
It's not as easy to clean as the Sunbrella... we're in the middle of a city between two bridges and there's always a black "dust" (probably actually tire dust from all the bridge traffic) that's difficult to get out/off the leather.
3 - 4 years on it is wearing a bit, with 'white' starting to show thinning and exposing the greyer 'suede' stuff underneath.
How it looked new:
