Tomas Cakl defeated Michal Mertinak 6-4 7-6 in the Croatia F1 qualifying round on hard. The upset overturned the form book — Michal Mertinak came in leading the head-to-head 2–0. Tomas Cakl claimed a first win over Michal Mertinak in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-02-19 | Croatia F2 | R16 | hard | Michal Mertinak | 7-5 6-3 |
| 2000-08-21 | Slovak Rep Masters 2 | SF | clay | Michal Mertinak | 7-6(3) 5-7 6-3 |
Averages over each player's completed matches in the selected window (12 vs 15). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About