Flavia Pennetta defeated Victoria Azarenka 7-6 7-6 in the Miami round of 32 on hard. The upset overturned the form book — Victoria Azarenka came in leading the head-to-head 2–1. Flavia Pennetta narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 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 |
| 2010-04-26 | Stuttgart | R32 | clay | Victoria Azarenka | 6-1 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 (31 vs 195). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About