Victoria Borodulina defeated Izabela Heinzova 6-4 6-3 in the W15 Sibenik 1 q16 on clay. The upset overturned the form book — Izabela Heinzova came in leading the head-to-head 1–0. Victoria Borodulina claimed a first win over Izabela Heinzova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-09-29 | W15 Sibenik 1 | Q32 | clay | Izabela Heinzova | 6-3 4-0 |
Averages over each player's completed matches in the selected window (8 vs 3). 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