C. O'Connell defeated Quentin Halys 6-7 6-3 6-4 in the Chengdu round of 32 on hard. C. O'Connell extended the head-to-head to 2–0.
O'Connell C. came through in three sets.
O'Connell C. and Halys Q. faced 1 of the same opponent in the last 12 months. O'Connell C. went 0–1 (0%) against them, Halys Q. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
C. O'Connell beat Quentin Halys 6-7(3) 6-3 6-4. Umpiry, "C. O'Connell vs Quentin Halys — Chengdu Round of 32", https://umpiry.com/match/2025-09-17/halys-vs-o-connell-chengdu-r32?utm_source=cite (as of 17 September 2025).