C. O'Connell defeated Quentin Halys 6-7 6-3 6-4 in the Chengdu round of 32 on hard. The upset overturned the form book — Quentin Halys came in ranked #57, but C. O'Connell had been the form player, winning 4 of their last 4 on hard. C. O'Connell extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-21 | Dubai | Q16 | hard | Quentin Halys | 6-3 6-4 |
| 2023-02-26 | Dubai | QF | hard | C. O'Connell | 7-6(6) 7-6(4) |
Averages over each player's completed matches in the selected window (44 vs 93). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
O'Connell C.: 3 days rest · 3 matches, 55 games (7d) · Halys Q.: 4 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