Tsvetana Pironkova defeated Angelique Kerber 6-4 6-4 in the Sydney final on hard. The upset overturned the form book — Angelique Kerber came in leading the head-to-head 2–1, defending last year's semi-final. Tsvetana Pironkova narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-15 | Birmingham | R32 | grass | Angelique Kerber | 6-4 2-6 6-4 |
| 2014-03-17 | Miami | R32 | hard | Angelique Kerber | 6-0 6-2 |
| 2012-02-13 | Doha | R32 | hard | Tsvetana Pironkova | 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 (172 vs 198). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About