Sofiya Kovalets defeated Katerina Vankova 7-5 6-4 in the Antalya-Belek 10K qualifying round on clay. The upset overturned the form book — Katerina Vankova came in leading the head-to-head 3–0. Sofiya Kovalets claimed a first win over Katerina Vankova in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-08-06 | Piestany 10K | SF | clay | Katerina Vankova | 6-1 6-0 |
| 2009-10-12 | Antalya-Belek 10K | R32 | clay | Katerina Vankova | 6-2 6-3 |
| 2009-07-20 | Piestany 10K | R32 | clay | Katerina Vankova | 6-0 6-1 |
Averages over each player's completed matches in the selected window (3 vs 17). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About