Head to head
3
Clay
0
1
Carpet
0
Guillermo Vilas's wins on the left · Cassio Motta's on the right · bar lengths share one scale
All meetings (4)
| 1986 | Hamburg | Clay | R64 | Guillermo Vilas | 7-5 7-6 |
| 1984 | Indianapolis | Clay | R32 | Guillermo Vilas | 6-2 2-6 6-4 |
| 1983 | Delray Beach WCT | Clay | QF | Guillermo Vilas | 6-0 6-1 |
| 1983 | Richmond WCT | Carpet | R32 | Guillermo Vilas | 6-2 3-6 6-1 |
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.