Simona Halep defeated Anastasija Sevastova 6-2 6-3 in the Madrid semi-final on clay. The result followed the form book — Simona Halep came in leading the head-to-head 5–2, defending the title. Simona Halep extended the head-to-head to 6–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-02-12 | Doha | R16 | hard | Simona Halep | 6-4 6-3 |
| 2017-08-14 | Cincinnati | R16 | hard | Simona Halep | 6-4 6-3 |
| 2017-04-24 | Stuttgart | QF | clay | Simona Halep | 6-3 6-1 |
| 2016-07-11 | Bucharest | F | clay | Simona Halep | 6-0 6-0 |
| 2011-10-17 | Luxembourg | R16 | hard | Anastasija Sevastova | 6-2 6-2 |
| 2011-06-06 | Copenhagen | R32 | hard | Simona Halep | 6-7(5) 7-6(4) 6-0 |
| 2010-07-19 | Bad Gastein | R16 | clay | Anastasija Sevastova | 5-7 6-1 5-0 RET |
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 (197 vs 197). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About