Karlo Kajin defeated Miha Vetrih 7-5 7-5 in the M15 Slovenska Bistrica 1 q32 on clay. The upset overturned the form book — Miha Vetrih came in leading the head-to-head 1–0. Karlo Kajin claimed a first win over Miha Vetrih in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-10-21 | M15 Bol 1 | Q16 | clay | Miha Vetrih | 6-0 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.