Yen Hsun Lu defeated Vasek Pospisil 6-4 6-4 in the Taipei CH semi-final on hard. The upset overturned the form book — Vasek Pospisil came in leading the head-to-head 3–0. Yen Hsun Lu claimed a first win over Vasek Pospisil in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-03-06 | Indian Wells Masters | R128 | hard | Vasek Pospisil | 6-7(6) 6-4 6-3 |
| 2015-08-10 | Canada Masters | R64 | hard | Vasek Pospisil | 6-4 6-3 |
| 2015-07-27 | Atlanta | R16 | hard | Vasek Pospisil | 6-4 6-7(3) 6-4 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (68 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About