Head to head
9
Clay
4
1
Carpet
0
Guillermo Vilas's wins on the left · Jose-Luis Clerc's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (14)
| 1985 | Washington | Clay | R16 | Guillermo Vilas | 7-6 6-3 |
| 1982 | Gstaad | Clay | F | Jose-Luis Clerc | 6-1 6-3 6-2 |
| 1982 | Monte-Carlo | Clay | SF | Guillermo Vilas | 7-6 7-5 |
| 1982 | Masters | Carpet | RR | Guillermo Vilas | 6-1 7-5 |
| 1981 | North Conway | Clay | F | Jose-Luis Clerc | 6-3 6-2 |
| 1981 | Washington | Clay | F | Jose-Luis Clerc | 7-5 6-2 |
| 1980 | Barcelona | Clay | SF | Guillermo Vilas | 4-0 RET |
| 1980 | Madrid | Clay | F | Jose-Luis Clerc | 6-3 1-6 1-6 6-4 6-2 |
| 1979 | Buenos Aires | Clay | F | Guillermo Vilas | 6-1 6-2 6-2 |
| 1979 | Indianapolis | Clay | QF | Guillermo Vilas | 6-3 7-6 |
| 1979 | Washington-2 | Clay | SF | Guillermo Vilas | 6-2 3-6 6-2 |
| 1978 | Aix-en-Provence | Clay | F | Guillermo Vilas | 6-3 6-0 6-3 |
| 1978 | South Orange | Clay | F | Guillermo Vilas | 6-1 6-3 |
| 1978 | Gstaad | Clay | F | Guillermo Vilas | 6-3 7-6 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.