Mariano Sanchez defeated Ernesto Ponce 6-4 6-4 in the Mexico 2 Masters 4 semi-final on hard. The result followed the form book — Mariano Sanchez came in leading the head-to-head 2–0. Mariano Sanchez extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-03-07 | Mexico 1 Masters 4 | R32 | hard | Mariano Sanchez | 6-2 6-2 |
| 1997-08-16 | Cuba Mexico Masters 2 | R32 | hard | Mariano Sanchez | 6-2 6-2 |