Samantha Stosur defeated Jelena Kostanic Tosic 6-3 6-3 in the Sydney round of 32 on hard. The upset overturned the form book — Jelena Kostanic Tosic came in leading the head-to-head 2–0, but Samantha Stosur had been the form player, winning 1 of their last 5 on hard. Samantha Stosur claimed a first win over Jelena Kostanic Tosic in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-01-15 | Australian Open | R64 | hard | Jelena Kostanic Tosic | 6-4 2-6 6-2 |
| 2004-05-17 | Vienna | R32 | clay | Jelena Kostanic Tosic | 6-0 6-1 |
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 37). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About