Daniela Hantuchova defeated Flavia Pennetta 6-3 6-4 in the Filderstadt quarter-final on hard. The upset overturned the form book — Flavia Pennetta came in leading the head-to-head 4–1. Daniela Hantuchova narrowed the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-09-23 | Tokyo | R64 | hard | Flavia Pennetta | 6-3 6-3 |
| 2011-10-03 | Beijing | R32 | hard | Flavia Pennetta | 6-2 6-1 |
| 2011-08-15 | Cincinnati | R32 | hard | Daniela Hantuchova | 6-3 6-4 |
| 2010-08-16 | Montreal | R64 | hard | Flavia Pennetta | 6-0 7-5 |
| 2009-08-10 | Cincinnati | QF | hard | Flavia Pennetta | 6-3 6-3 |
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 (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About