Aslan Karatsev defeated Quentin Halys 6-3 4-6 6-3 in the St. Brieuc CH round of 32 on hard. The upset overturned the form book — Quentin Halys came in ranked #57. Aslan Karatsev extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-10-02 | Shanghai Masters | R128 | hard | Quentin Halys | 7-6 3-6 6-2 |
| 2014-07-14 | France F15 | SF | clay | Aslan Karatsev | 6-4 1-6 6-1 |
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
Halys Q.: 5 days rest · 3 matches, 73 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