
Shuai Zhang faces Leylah Fernandez in the US Open round of 128 on hard. Leylah Fernandez holds the paper edge — ranked #32, leading the head-to-head 1–0, defending last year's round of 32. Recent hard form is closely matched.
Clear favourite · Fernandez L. clearly ahead, but no certainty
Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Averages over each player's completed matches in the selected window (40 vs 31). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Zhang S.: 3 days rest · 1 match, 16 games (7d) · Fernandez L.: 13 days rest · 1 match (14d). Higher means fresher. About
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-04-05 | Charleston 1 | R64 | clay | Leylah Fernandez | 6-3 6-1 |
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About