Head to head
0
Hard
1
1
Carpet
1
Guillermo Vilas's wins on the left · Vijay Amritraj's on the right · bar lengths share one scale
All meetings (3)
| 1980 | Cincinnati | Hard | R16 | Vijay Amritraj | 4-6 7-6 6-3 |
| 1980 | Milan WCT | Carpet | R16 | Vijay Amritraj | 4-6 6-2 6-3 |
| 1976 | St. Louis WCT | Carpet | F | Guillermo Vilas | 4-6 6-0 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.