
Zsombor Piros defeated Guy Den Ouden in the quarterfinals of the Hagen tournament on clay, winning 6-4, 6-1. Piros and Den Ouden hit the same number of aces, 2, but Piros committed fewer double faults, 1 to 4. Piros converted 44% of break points, compared to 25% for Den Ouden, and won 4 service breaks to Den Ouden's 1.
Generated automatically from Umpiry match data.
No previous meetings on record.
Averages over each player's completed matches in the selected window (23 vs 14). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Slight edge · Piros Z. narrowly ahead
Calibrated model · 63% 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