Armando Perez defeated Marco Osorio 6-2 6-4 in the Cuba Mexico Masters 3 round of 16 on hard. The upset overturned the form book — Marco Osorio came in leading the head-to-head 2–1. Armando Perez narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-10-05 | Mexico 4 Masters 1 | QF | hard | Marco Osorio | 6-3 3-6 6-1 |
| 1995-09-30 | Mexico 4 Masters 3 | SF | hard | Armando Perez | 6-3 6-3 |
| 1995-04-22 | Mexico 2 Masters 2 | R32 | clay | Marco Osorio | 6-0 6-2 |