Johanna Konta defeated Daria Kasatkina 6-3 7-5 in the Sydney quarter-final on hard. The upset overturned the form book — Daria Kasatkina came in leading the head-to-head 2–1. Johanna Konta narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-26 | US Open | R128 | hard | Johanna Konta | 6-1 4-6 6-2 |
| 2018-10-15 | Moscow | SF | hard | Daria Kasatkina | 6-4 6-3 |
| 2018-02-19 | Dubai | R16 | hard | Daria Kasatkina | 4-6 7-6(6) 6-2 |
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
Averages over each player's completed matches in the selected window (198 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Kasatkina D.: 9 days rest · 3 matches (14d). Higher means fresher. About