Felix Mantilla defeated Thomas Enqvist 6-4 7-6 in the Hamburg Masters round of 64 on clay. The upset overturned the form book — Thomas Enqvist came in defending last year's round of 64. Felix Mantilla extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-10-13 | Madrid Masters | R32 | clay | Felix Mantilla | 6-2 7-6 |
| 2003-08-11 | Cincinnati Masters | R64 | hard | Thomas Enqvist | 6-3 7-6 |
| 1999-03-15 | Miami Masters | R32 | hard | Thomas Enqvist | 4-6 6-3 7-6 |
| 1996-04-29 | Prague | R32 | clay | Felix Mantilla | 7-6(5) 6-1 |
Averages over each player's completed matches in the selected window (154 vs 122). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About