Head to head
2
Hard
1
1
Clay
7
5
Carpet
0
Wojtek Fibak'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 (16)
| 1982 | Chicago WCT | Carpet | SF | Wojtek Fibak | 6-4 3-6 6-4 |
| 1982 | Amsterdam WCT | Carpet | R16 | Wojtek Fibak | 6-3 6-1 |
| 1982 | Naples WCT | Carpet | QF | Wojtek Fibak | 6-3 6-3 7-6 |
| 1980 | US Open | Hard | R16 | Wojtek Fibak | 3-6 6-3 6-4 6-3 |
| 1979 | Stuttgart-1 | Hard | F | Wojtek Fibak | 6-2 6-2 3-6 6-2 |
| 1978 | Basel | Hard | SF | Guillermo Vilas | 6-3 6-0 |
| 1978 | Hamburg | Clay | F | Guillermo Vilas | 6-2 6-4 6-2 |
| 1977 | Tehran | Clay | SF | Guillermo Vilas | 6-1 7-6 |
| 1977 | Roland Garros | Clay | QF | Guillermo Vilas | 6-4 6-0 6-4 |
| 1977 | Buenos Aires-1 | Clay | F | Guillermo Vilas | 6-4 6-3 6-0 |
| 1976 | Masters | Carpet | SF | Wojtek Fibak | 6-2 6-2 5-7 3-6 8-6 |
| 1976 | Toronto-2 | Clay | F | Guillermo Vilas | 6-4 7-6 6-2 |
| 1976 | Indianapolis-2 | Clay | SF | Wojtek Fibak | 7-5 7-6 |
| 1976 | Stockholm WCT | Carpet | QF | Wojtek Fibak | 4-6 7-5 7-6(3) |
| 1976 | Monte-Carlo WCT | Clay | F | Guillermo Vilas | 6-1 6-1 6-4 |
| 1975 | Louisville | Clay | R16 | Guillermo Vilas | 6-4 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.