Head to head
3
Clay
1
Paul-Henri Mathieu's wins on the left · Albert Costa's on the right · bar lengths share one scale
All meetings (4)
| 2005 | Stuttgart | Clay | R32 | Paul-Henri Mathieu | 6-3 6-4 |
| 2004 | Bucharest | Clay | R32 | Paul-Henri Mathieu | 6-1 6-2 |
| 2002 | Gstaad | Clay | R32 | Paul-Henri Mathieu | 6-4 6-3 |
| 2000 | Kitzbuhel | Clay | R32 | Albert Costa | 6-4 7-6(3) |
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.