Head to head
3
Hard
1
0
Clay
1
1
Carpet
0
Luiz Mattar's wins on the left · Cassio Motta's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1990 | Itaparica | Hard | R16 | Cassio Motta | 6-1 2-6 7-5 |
| 1989 | Bordeaux | Clay | R32 | Cassio Motta | 3-6 6-2 7-5 |
| 1989 | Rio de Janeiro | Carpet | SF | Luiz Mattar | 6-4 6-3 |
| 1988 | Guaruja | Hard | QF | Luiz Mattar | 6-0 6-2 |
| 1987 | Itaparica | Hard | R16 | Luiz Mattar | 6-1 6-2 |
| 1987 | Guaruja | Hard | F | Luiz Mattar | 6-3 5-7 6-2 |
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.