Originally Posted by bjk
The troll has a point. I'd say Nole's backhands had 10-15% speed premium on Fed's backhands. Fed wins on variety but loses on power.
Do you really determine quality based on how hard they can hit it? Power is here or there, Federer can hit it plenty hard, maybe not as hard, but the gap between how hard the two of them can hit it is smaller than the gap between the amount of variety they can get out of it.