Victor Sendin defeated Sergi Duran 7-6 6-2 in the Spain 4 Masters 1 qualifying round on clay. The upset overturned the form book — Sergi Duran came in leading the head-to-head 2–1. Victor Sendin narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-07-06 | Spain F1 | QF | clay | Sergi Duran | 6-0 6-2 |
| 1998-01-03 | Spain 1 Masters 2 | R32 | clay | Victor Sendin | 2-6 6-3 6-1 |
| 1997-01-31 | Spain 2 Masters 3 | R16 | clay | Sergi Duran | 1-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.