
Juan Manuel Cerundolo defeated Zdenek Kolar in the Round of 32 at the Gstaad tournament on clay. The match ended with a score of 4-6, 6-3, 6-4 in favor of Cerundolo. Cerundolo hit 10 aces to Kolar's 5 and converted 33% of break points to Kolar's 14%, securing two service breaks to Kolar's one.
No previous meetings on record.
Averages over each player's completed matches in the selected window (33 vs 31). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Strong favourite · Cerundolo J. heavily favoured
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.
Cerundolo J.: 1 day rest · 3 matches, 75 games (7d) · Kolar Z.: 15 days rest. 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 clay field, opponent-adjusted over 52 weeks). About