Jack Sock defeated Victor Estrella 6-3 6-4 in the Miami Masters qualifying round 2 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 |
|---|---|---|---|---|---|
| 2016-01-11 | Auckland | R32 | hard | Jack Sock | 6-0 6-4 |
| 2015-08-31 | US Open | R128 | hard | Jack Sock | 6-2 6-3 6-2 |
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.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About