
Nikola Bartunkova defeated Clara Tauson in the Round of 64 at the Toronto tournament, winning 6-3, 6-4 on hard courts. Bartunkova hit 8 aces and 5 double faults, winning 66% of her first serves and converting 71% of break points. She secured 5 service breaks to Tauson's 3.
Generated automatically from Umpiry match data.
Tauson's early Toronto exit threatens her US Open seeding after struggling with herniated disc injuries since May.
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No previous meetings on record.
Averages over each player's completed matches in the selected window (29 vs 45). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
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