Hubert Hurkacz defeated Yannick Mertens 7-6 6-4 in the Portugal F4 semi-final on hard. The upset overturned the form book — Yannick Mertens came in leading the head-to-head 1–0, but Hubert Hurkacz had been the form player, winning 7 of their last 9 on hard. Hubert Hurkacz claimed a first win over Yannick Mertens in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-09-25 | Portugal F20 | R16 | hard | Yannick Mertens | 6-4 6-1 |
Averages over each player's completed matches in the selected window (199 vs 184). ATP, WTA & Challenger.
Hurkacz H.: 1 day rest · 4 matches, 91 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 hard field, opponent-adjusted over 52 weeks). About