Victoria Azarenka defeated Flavia Pennetta 6-1 6-4 in the Stuttgart round of 32 on clay. The upset overturned the form book — Flavia Pennetta came in leading the head-to-head 2–1, defending last year's semi-final. Victoria Azarenka narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-03-23 | Miami | R32 | hard | Flavia Pennetta | 7-6(5) 7-6(6) |
| 2013-08-26 | US Open | SF | hard | Victoria Azarenka | 6-4 6-2 |
| 2011-02-14 | Dubai | R16 | hard | Flavia Pennetta | 6-3 6-7(2) 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 (195 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About