
Oscar Otte defeated Zdenek Kolar 6-1 6-1 in the Ostrava CH quarter-final on clay. The upset overturned the form book — Zdenek Kolar came in ranked #156, leading the head-to-head 1–0, but Oscar Otte had been the form player, winning 6 of their last 9 on clay. Oscar Otte claimed a first win over Zdenek Kolar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-05-16 | Czech Republic F2 | SF | clay | Zdenek Kolar | 7-5 6-3 |
Averages over each player's completed matches in the selected window (200 vs 199). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About