Agnieszka Radwanska defeated Samantha Stosur 3-6 6-3 7-5 in the Indian Wells round of 64 on hard. The upset overturned the form book — Samantha Stosur came in leading the head-to-head 4–0. Agnieszka Radwanska claimed a first win over Samantha Stosur in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-10-09 | Hong Kong | R16 | hard | Samantha Stosur | 3-6 6-4 6-0 |
| 2013-07-29 | Carlsbad | QF | hard | Samantha Stosur | 7-5 2-6 6-3 |
| 2011-08-08 | Toronto | SF | hard | Samantha Stosur | 6-2 5-7 6-2 |
| 2009-05-11 | Madrid | R64 | clay | Samantha Stosur | 7-6(4) 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 (198 vs 197). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About