

Jakub Mensik defeated Ben Shelton 6-1 6-4 in the Madrid Masters round of 32 on clay. The upset overturned the form book — Ben Shelton came in ranked #6, leading the head-to-head 2–1, defending last year's round of 32. Jakub Mensik narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-08-11 | Montreal | QF | hard | Ben Shelton | 3-6 1-6 |
| 2025-01-06 | Auckland | R16 | hard | Jakub Mensik | 7-6 4-6 7-5 |
| 2024-03-04 | Indian Wells Masters | R64 | hard | Ben Shelton | 4-6 6-3 6-4 |
Averages over each player's completed matches in the selected window (79 vs 101). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Mensik J.: 1 day rest · 3 matches, 68 games (7d) · Shelton B.: 2 days rest · 4 matches, 75 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About