Jack Sock defeated Guido Pella 6-3 6-4 in the Miami Masters round of 128 on hard. The result followed the form book — Jack Sock came in leading the head-to-head 2–0. Jack Sock extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-10-10 | Shanghai Masters | R64 | hard | Jack Sock | 7-6(3) 7-5 |
| 2016-05-09 | Rome Masters | R64 | clay | Jack Sock | 5-7 7-5 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (199 vs 200). ATP, WTA & Challenger.