Friday's Guadalajara quarterfinal pits Peyton Stearns against Sloane Stephens on hard. Peyton Stearns is 5-5 across recent matches. Sloane Stephens comes in at 5 wins from the last ten.
There's a wide gap in our ratings on hard, and our number follows from it. Little separates them; Stearns gets the nod on the finest of margins.