Niklas Guttau defeated Tom Zeuch in the quarterfinals of the M25 Koszalin tournament on clay, winning 6-3, 6-1. Guttau and Zeuch were even in aces, 2-2, and double faults, 0-1. Guttau converted 44% of break points and won 77% of first-serve points to take four service breaks to Zeuch's zero.
No previous meetings on record.
Averages over each player's completed matches in the selected window (3 vs 7). ATP, WTA & Challenger.
Toss-up · Too close to call
Calibrated model (out-of-sample validated). 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