Tennys Sandgren defeated Felix Auger Aliassime 6-7 6-2 7-6 in the Cincinnati Masters round of 32 on hard. The upset overturned the form book — Felix Auger Aliassime came in leading the head-to-head 1–0, defending last year's round of 64. Tennys Sandgren claimed a first win over Felix Auger Aliassime in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-03-15 | Acapulco | R32 | hard | Felix Auger Aliassime | 6-3 7-6(8) |
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
Averages over each player's completed matches in the selected window (176 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Auger Aliassime F.: 6 days rest · 1 match, 57 games (7d). Higher means fresher. About