Yannik Kelm defeated Sydney Zick 6-4 2-6 10-8 in the M25 Metzingen 1 q16 on clay. Yannik Kelm claimed a first win over Sydney Zick in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-06-02 | M15 Klagenfurt 1 | Q16 | clay | Sydney Zick | 6-2 6-1 |
Averages over each player's completed matches in the selected window (3 vs 1). 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. Small sample — read as indicative. About