Jiri Vanek defeated Roko Karanusic 6-7 6-4 7-6 in the Vienna round of 32 on hard. The upset overturned the form book — Roko Karanusic came in leading the head-to-head 1–0. Jiri Vanek claimed a first win over Roko Karanusic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-25 | US Open | Q128 | hard | Roko Karanusic | 7-6(4) 1-6 7-5 |
Averages over each player's completed matches in the selected window (42 vs 32). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About