Costin Paval defeated Artemon Apostu Efremov 6-4 6-3 in the Romania F7 round of 16 on clay. The upset overturned the form book — Artemon Apostu Efremov came in leading the head-to-head 1–0, but Costin Paval had been the form player, winning 7 of their last 10 on clay. Costin Paval claimed a first win over Artemon Apostu Efremov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-08-18 | Romania F17 | R32 | clay | Artemon Apostu Efremov | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.