I agree, plus the top of the apple seems a little to "flat" along the horizontal...try messing with the verts to break that "cg" givaway look a bit.
Also the bump on the orange is a little extreme.
Try a Bump2D depth setting of .25 or so, and go up from there
Otherwise, NICE render!
Israel "Izzy" Long
Motion and Title Design for Broadcast-Film-DS