Head to head
0
Hard
2
1
Carpet
1
Cliff Drysdale's wins on the left · Guillermo Vilas's on the right · bar lengths share one scale
All meetings (4)
| 1980 | Milan WCT | Carpet | R32 | Guillermo Vilas | 6-7 6-3 6-4 |
| 1979 | Sydney-1 | Hard | R16 | Guillermo Vilas | 6-2 6-4 |
| 1978 | US Open | Hard | R128 | Guillermo Vilas | 7-5 6-2 |
| 1974 | Philadelphia WCT | Carpet | R128 | Cliff Drysdale | 6-4 6-1 |
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.