Samantha Stosur defeated Marion Bartoli 6-2 6-1 in the Stuttgart round of 32 on clay. The upset overturned the form book — Marion Bartoli came in leading the head-to-head 3–2, defending last year's quarter-final. Samantha Stosur narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-02-13 | Doha | SF | hard | Samantha Stosur | 6-3 0-0 RET |
| 2011-10-10 | Osaka | F | hard | Marion Bartoli | 6-3 6-1 |
| 2011-06-13 | Eastbourne | SF | grass | Marion Bartoli | 6-3 6-1 |
| 2009-07-27 | Stanford | SF | hard | Marion Bartoli | 6-3 1-6 6-1 |
| 2006-08-21 | New Haven | QF | hard | Samantha Stosur | 7-6(2) 6-0 |
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 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About