Ivo Karlovic defeated Philipp Petzschner 6-3 6-4 in the Zagreb round of 32 on hard. The result followed the form book — Ivo Karlovic came in leading the head-to-head 2–1, defending last year's round of 32. Ivo Karlovic extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-08 | Canada Masters | R32 | hard | Ivo Karlovic | 6-7(0) 7-6(2) 7-6(6) |
| 2011-03-04 | Davis Cup WG R1: CRO vs GER | RR | carpet | Philipp Petzschner | 6-4 7-6(3) 7-6(5) |
| 2010-02-22 | Delray Beach | R32 | hard | Ivo Karlovic | 6-3 7-6(3) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 198). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About