
Zdenek Kolar defeated Facundo Diaz Acosta 6-3 6-1 in the Poznan CH quarter-final on clay. The upset overturned the form book — Facundo Diaz Acosta came in ranked #120.
No previous meetings on record.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (194 vs 191). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
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.
Kolar Z.: 3 days rest · 2 matches, 37 games (7d) · Diaz Acosta F.: 1 day rest · 5 matches, 139 games (7d). Higher means fresher. About