
Zhizhen Zhang defeated Flavio Cobolli 4-6 6-4 6-2 in the Biella 6 CH round of 16 on clay. The upset overturned the form book — Flavio Cobolli came in ranked #9. Zhizhen Zhang extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-07-15 | Hamburg | R16 | clay | Zhizhen Zhang | 6-1 7-6(5) |
| 2022-10-10 | Florence | Q2 | hard | Flavio Cobolli | 6-4 6-3 |
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 clay field, opponent-adjusted over 52 weeks). About
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
Zhang Z.: 21 days rest · Cobolli F.: 5 days rest · 2 matches, 63 games (7d). Higher means fresher. About