Fernando Vicente defeated Oscar Serrano 3-6 6-2 6-4 in the Vina del Mar round of 32 on clay. The upset overturned the form book — Oscar Serrano came in leading the head-to-head 2–1. Fernando Vicente narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-02-27 | Spain 3 Masters 3 | SF | clay | Fernando Vicente | 1-6 6-1 6-4 |
| 1997-08-08 | Spain 7 Masters 1 | F | clay | Oscar Serrano | 7-6 6-4 |
| 1996-03-01 | Spain 3 Masters 1 | QF | clay | Oscar Serrano | 4-6 6-1 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.