Head to head
1
Hard
0
2
Clay
3
Alberto Martin's wins on the left · Agustin Calleri's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 2007 | Acapulco | Clay | R32 | Agustin Calleri | 6-3 6-2 |
| 2006 | Acapulco | Clay | R16 | Agustin Calleri | 6-3 6-2 |
| 2005 | Bastad | Clay | R32 | Alberto Martin | 6-1 6-1 |
| 2005 | Miami Masters | Hard | R128 | Alberto Martin | 3-6 6-3 7-6(3) |
| 2004 | Monte Carlo Masters | Clay | R16 | Alberto Martin | 6-3 3-6 7-6(1) |
| 2000 | Kitzbuhel | Clay | QF | Agustin Calleri | 7-5 4-6 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.