Originally Posted by Polvorin
It's just not a fair comparison because of Sampras' condition.
I would say Sampras was more more explosive (leaping/lunging) but Federer is by far the better mover overall (balance/speed/fitness/footwork).
why? it is what it is -- the sum total of the strengths, weaknesses (including health conditions) are what made Pete Sampras what he was in his heyday. would you consider it an unfair comparison between Olivier Rochus' serve vs Pete Sampras, simply because of Rochus' height?