Sofia Kenin defeated Marta Kostyuk 5-7 7-6 7-6 in the Dubai round of 32 on hard. The upset overturned the form book — Marta Kostyuk came in ranked #11, leading the head-to-head 1–0. Sofia Kenin claimed a first win over Marta Kostyuk in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-08-16 | Cincinnati | R64 | hard | Marta Kostyuk | 4-6 6-3 7-5 |
Averages over each player's completed matches in the selected window (77 vs 74). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Kenin S.: 2 days rest · 2 matches, 56 games (7d) · Kostyuk M.: 2 days rest · 1 match, 31 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