

Frances Tiafoe defeated Valentin Vacherot in the Round of 32 at the US Open, winning in straight sets 6-4, 6-2, 6-4. Tiafoe converted 43% of his break points and secured three service breaks, while Vacherot was unable to capitalize on any of his break point opportunities. Tiafoe served four aces to Vacherot's 10 and made two double faults to Vacherot's four.
Generated automatically from Umpiry match data.
No previous meetings on record.
Averages over each player's completed matches in the selected window (25 vs 43). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Slight edge · Tiafoe F. narrowly ahead
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.
Vacherot V.: 4 days rest · 2 matches, 69 games (7d) · Tiafoe F.: 1 day rest · 4 matches, 153 games (7d). 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
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About