Head to head
0
Clay
2
2
Grass
1
1
Carpet
0
Henry Pfister's wins on the left · Guillermo Vilas's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1981 | Australian Open | Grass | R16 | Henry Pfister | 6-3 6-4 6-4 |
| 1980 | Rome | Clay | R16 | Guillermo Vilas | 6-4 6-3 |
| 1979 | Sydney-2 | Grass | SF | Henry Pfister | 7-6 7-5 |
| 1979 | Wembley | Carpet | R16 | Henry Pfister | 3-6 6-3 6-2 |
| 1978 | Australian Open | Grass | SF | Guillermo Vilas | 6-2 6-0 6-4 |
| 1976 | Indianapolis-2 | Clay | R64 | Guillermo Vilas | 7-5 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.