Daniel Siniakov defeated Nick Hardt 6-2 6-3 in the M25+H Kassel 1 quarter-final on clay. The upset overturned the form book — Nick Hardt came in ranked #274, leading the head-to-head 1–0. Daniel Siniakov claimed a first win over Nick Hardt in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-07-01 | M25 Marburg 1 | Q16 | clay | Nick Hardt | 7-6(4) 6-2 |
Averages over each player's completed matches in the selected window (8 vs 18). 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