
Michael Zheng defeated Adam Walton 4-6, 7-6, 6-3 in the quarterfinals of the Bloomfield Hills hard-court tournament. Zheng hit 6 aces and 6 double faults, winning 76% of his first serves, while converting 31% of break points and securing 4 service breaks. Walton recorded 7 aces, 2 double faults, 68% first-serve win percentage, 57% break point conversion rate, and also 4 service breaks.
No previous meetings on record.
Averages over each player's completed matches in the selected window (20 vs 39). ATP, WTA & Challenger.
Toss-up · Too close to call
Calibrated model · 63% 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.
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