Romina Oprandi defeated Samantha Stosur 6-2 6-2 in the Rome round of 32 on clay. The upset overturned the form book — Samantha Stosur came in leading the head-to-head 2–0, defending last year's round of 32. Romina Oprandi claimed a first win over Samantha Stosur in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-04-20 | Fed Cup WG PO: SUI vs AUS | RR | clay | Samantha Stosur | 7-5 6-3 |
| 2007-04-02 | Amelia Island | R32 | clay | Samantha Stosur | 7-6(6) 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 (121 vs 197). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About