Rei Sakamoto defeated Mackenzie Mcdonald 6-4 6-3 in the Shanghai Masters qualifying round 2 on hard. The upset overturned the form book — Mackenzie Mcdonald came in ranked #140. Rei Sakamoto extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-10-01 | Shanghai Masters | Q2 | hard | Rei Sakamoto | 6-4 6-3 |
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 (87 vs 91). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Sakamoto R.: 11 days rest · 2 matches (14d) · Mcdonald M.: 5 days rest · 1 match, 16 games (7d). Higher means fresher. About