Denis Istomin defeated Adrian Ungur 4-6 6-0 6-3 in the Bucharest round of 16 on clay. The upset overturned the form book — Adrian Ungur came in defending last year's round of 32, but Denis Istomin had been the form player, winning 3 of their last 5 on clay.
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 (200 vs 171). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About