The US Open title is on the line on Sunday, when Alexander Zverev meets Ben Shelton. Alexander Zverev is rolling — 6 straight wins, 8 of 10 in recent play. Ben Shelton is rolling — 5 straight wins, 9 of 10 in recent play.

Alexander Zverev is clearly higher-rated on hard — our number puts Zverev around 54%. Little separates them; Zverev gets the nod on the finest of margins.