Tennys Sandgren defeated Philipp Kohlschreiber 6-4 6-2 in the Auckland semi-final on hard. The upset overturned the form book — Philipp Kohlschreiber came in leading the head-to-head 1–0. Tennys Sandgren claimed a first win over Philipp Kohlschreiber in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-04-16 | Monte Carlo Masters | R64 | clay | Philipp Kohlschreiber | 6-2 6-2 |
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 (200 vs 110). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About