Alaaddin Karagoz defeated Erhan Oral 6-2 6-3 in the Turkey 1 Masters 1 round of 32 on hard. The upset overturned the form book — Erhan Oral came in leading the head-to-head 2–0. Alaaddin Karagoz claimed a first win over Erhan Oral in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-24 | Turkey 3 Masters 4 | R32 | hard | Erhan Oral | 3-6 6-3 1-4 |
| 1997-08-16 | Turkey 2 Masters 1 | R32 | hard | Erhan Oral | 6-1 6-1 |