Vendula Valdmannova defeated Xinyu Gao 6-4, 6-3 in the Round of 16 at the Istanbul 2 hard-court tournament. Valdmannova converted 57% of her break points and secured four service breaks, compared to Gao's one. Valdmannova did not hit an ace, while Gao had six.
No previous meetings on record.
Averages over each player's completed matches in the selected window (33 vs 40). ATP, WTA & Challenger.
Slight edge · Valdmannova V. narrowly ahead
Calibrated model · 66% 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.
Valdmannova V.: 11 days rest · 4 matches (14d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About