Head to head
6
Clay
0
Guillermo Vilas's wins on the left · Paolo Bertolucci's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1981 | Roland Garros | Clay | R128 | Guillermo Vilas | 6-2 7-5 6-2 |
| 1979 | Rome | Clay | R16 | Guillermo Vilas | 6-3 6-4 |
| 1977 | Buenos Aires-1 | Clay | SF | Guillermo Vilas | 6-3 6-2 |
| 1976 | Buenos Aires | Clay | SF | Guillermo Vilas | 6-7 6-3 6-0 |
| 1975 | Boston | Clay | R32 | Guillermo Vilas | 6-3 6-4 |
| 1973 | Cincinnati | Clay | R32 | Guillermo Vilas | 6-1 7-6 |
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.