
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.
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.
Piros Z.: 8 days rest · 4 matches (14d) · Den Ouden G.: 12 days rest · 2 matches (14d). 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