
Tristan Boyer defeated Gabriel Diallo in the Round of 32 at the Los Cabos tournament, winning 7-5, 6-2 on hard courts. Boyer converted 57% of his break points and secured four service breaks, while Diallo converted all his break points but only managed one service break. Boyer had 3 aces and 3 double faults, compared to Diallo's 11 aces and 4 double faults.
No previous meetings on record.
Averages over each player's completed matches in the selected window (23 vs 16). ATP, WTA & Challenger.
Toss-up · Too close to call
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.
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