Head to head
0
Hard
2
2
Clay
0
Felix Mantilla's wins on the left · Tommy Haas's on the right · bar lengths share one scale
All meetings (4)
| 2001 | US Open | Hard | R64 | Tommy Haas | 6-1 6-0 6-7(5) 6-3 |
| 1999 | Roland Garros | Clay | R32 | Felix Mantilla | 7-6(3) 6-1 6-4 |
| 1999 | Auckland | Hard | SF | Tommy Haas | 4-6 6-3 6-3 |
| 1997 | Hamburg Masters | Clay | SF | Felix Mantilla | 4-6 6-3 6-4 |
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.