Andrea Petkovic defeated Tsvetana Pironkova 7-5 6-2 in the Tournament of Champions round robin on hard. The upset overturned the form book — Tsvetana Pironkova came in leading the head-to-head 2–0, defending last year's round-robin. Andrea Petkovic claimed a first win over Tsvetana Pironkova in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-09-28 | Roland Garros | R128 | clay | Tsvetana Pironkova | 6-3 6-3 |
| 2007-10-22 | Bratislava 1 100K | R32 | hard | Tsvetana Pironkova | 6-2 6-3 |
Averages over each player's completed matches in the selected window (200 vs 186). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About