Head to head
2
Hard
3
Luiz Mattar's wins on the left · Javier Sanchez's on the right · bar lengths share one scale
All meetings (5)
| 1994 | Scottsdale | Hard | R32 | Luiz Mattar | 6-3 7-5 |
| 1993 | US Open | Hard | R64 | Javier Sanchez | 7-5 6-1 6-7(4) 4-6 6-3 |
| 1991 | Sao Paulo | Hard | R32 | Javier Sanchez | 6-7(11) 7-6(4) 1-2 DEF |
| 1988 | Key Biscayne | Hard | R64 | Javier Sanchez | 6-4 7-6 6-3 |
| 1987 | Sao Paulo | Hard | R16 | Luiz Mattar | 7-5 6-0 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.