Konstantin Kravchuk defeated Yannick Mertens 6-2 5-7 6-2 in the Sofia q16 on hard. Konstantin Kravchuk extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-02-01 | Sofia | Q1 | hard | Konstantin Kravchuk | 6-2 5-7 6-2 |
| 2009-09-14 | France F14 | QF | hard | Yannick Mertens | 6-4 6-4 |
Averages over each player's completed matches in the selected window (142 vs 86). 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