
Mattia Bellucci faces Alex Bolt in the Halle qualifying final on grass. Mattia Bellucci holds the paper edge — ranked #78, a roughly 40-point grass Elo advantage.
Clear favourite · Bellucci M. 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.
No previous meetings on record.
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.