Sloane Stephens defeated Lucie Safarova 6-4 7-6 in the Cincinnati round of 64 on hard. The upset overturned the form book — Lucie Safarova came in leading the head-to-head 2–1, defending last year's round of 64. Sloane Stephens narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-08-07 | Toronto | QF | hard | Sloane Stephens | 6-2 1-6 7-5 |
| 2015-06-29 | Wimbledon | R32 | grass | Lucie Safarova | 3-6 6-3 6-1 |
| 2014-02-17 | Dubai | R32 | hard | Lucie Safarova | 6-3 7-5 |
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 (200 vs 76). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About