Ai Sugiyama defeated Nicole Vaidisova 6-4 1-6 6-3 in the Beijing round of 16 on hard. The result followed the form book — Ai Sugiyama came in defending last year's round of 16. Ai Sugiyama extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-07-28 | Montreal | R64 | hard | Ai Sugiyama | 6-3 3-6 6-2 |
| 2008-01-14 | Australian Open | R32 | hard | Nicole Vaidisova | 6-3 6-4 |
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 (141 vs 142). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About