Arantxa Rus defeated Marta Kostyuk 6-4 6-3 in the Tashkent round of 32 on hard. The upset overturned the form book — Marta Kostyuk came in ranked #11, leading the head-to-head 2–0. Arantxa Rus claimed a first win over Marta Kostyuk in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-09-16 | Seoul | R32 | hard | Marta Kostyuk | 6-3 6-1 |
| 2019-09-27 | W60+H Valencia | QF | clay | Marta Kostyuk | 6-4 3-6 6-0 |
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
Kostyuk M.: 1 day rest · 3 matches, 79 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About