Bastian Trinker defeated Mate Delic 6-4 6-4 in the Turkey F11 qualifying round on hard. The upset overturned the form book — Mate Delic came in leading the head-to-head 3–1. Bastian Trinker narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-10-21 | Croatia F12 | R32 | clay | Bastian Trinker | 2-6 6-3 6-4 |
| 2013-10-07 | Croatia F10 | QF | clay | Mate Delic | 6-3 7-6(7) |
| 2013-05-20 | Turkey F20 | QF | hard | Mate Delic | 6-4 6-2 |
| 2012-11-12 | Greece F7 | R32 | carpet | Mate Delic | 6-4 6-1 |
Averages over each player's completed matches in the selected window (56 vs 80). 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