Head to head
1
Hard
0
4
Clay
0
Guillermo Vilas's wins on the left · Ramiro Benavides's on the right · bar lengths share one scale
All meetings (5)
| 1981 | Kitzbuhel | Clay | R16 | Guillermo Vilas | 6-2 6-4 |
| 1979 | US Open | Hard | R64 | Guillermo Vilas | 6-1 6-1 6-0 |
| 1977 | Bogota | Clay | QF | Guillermo Vilas | 6-3 6-3 |
| 1977 | Kitzbuhel | Clay | R16 | Guillermo Vilas | 6-1 6-3 |
| 1974 | Buenos Aires | Clay | QF | Guillermo Vilas | 6-2 6-4 |
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.