By surface
| Surface | Thomas Muster | Juan Aguilera |
|---|---|---|
| Clay | 2 | 2 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-04-23 | ATP | Monte Carlo Masters | Quarterfinal | Clay | Thomas Muster | 6-3 | 6-4 | |||
| 1990-04-02 | ATP | Estoril | Quarterfinal | Clay | Juan Aguilera | 3-6 | 0-6 | |||
| 1988-09-26 | ATP | Palermo | Round of 32 | Clay | Thomas Muster | 6-0 | 6-2 | |||
| 1987-09-21 | ATP | Barcelona | Round of 32 | Clay | Juan Aguilera | 4-6 | 3-6 |