By surface
| Surface | Karel Novacek | Carlos Costa |
|---|---|---|
| Clay | 3 | 1 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1994-05-16 | ATP | Dusseldorf | Round Robin | Clay | Carlos Costa | 1-6 | 4-6 | |||
| 1993-07-05 | ATP | Gstaad | Round of 16 | Clay | Karel Novacek | 6-4 | 3-6 | 6-4 | ||
| 1992-07-13 | ATP | Stuttgart Outdoor | Quarterfinal | Clay | Karel Novacek | 6-2 | 7-65 | |||
| 1991-04-08 | ATP | Barcelona | Round of 64 | Clay | Karel Novacek | 6-3 | 1-6 | 6-4 |