By surface
| Surface | Guillermo Vilas | Michael Westphal |
|---|---|---|
| Carpet | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1984-02-24 | ATP | Davis Cup WG R1: FRG vs ARG | Round Robin | Carpet | Michael Westphal | 3-6 | 4-6 |
| Surface | Guillermo Vilas | Michael Westphal |
|---|---|---|
| Carpet | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1984-02-24 | ATP | Davis Cup WG R1: FRG vs ARG | Round Robin | Carpet | Michael Westphal | 3-6 | 4-6 |