Head to head
Rivalry summary
Carlos Costa and Sjeng Schalken met 2 times on the ATP tour between 1997 and 1998. Their head-to-head is level at 1–1.
0
Hard
1
1
Clay
0
Carlos Costa's wins on the left · Sjeng Schalken's on the right · bar lengths share one scale
All meetings (2)
| 1998 | Doha | Hard | R16 | Sjeng Schalken | 7-5 2-6 7-6(5) |
| 1997 | Barcelona | Clay | R64 | Carlos Costa | 6-2 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.