Head to head
3
Hard
1
4
Clay
0
Juan Ignacio Chela's wins on the left · Alberto Martin's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 2009 | Buenos Aires | Clay | R32 | Juan Ignacio Chela | 6-3 6-2 |
| 2007 | Buenos Aires | Clay | RR | Juan Ignacio Chela | 6-1 6-3 |
| 2007 | Costa do Sauipe | Clay | R32 | Juan Ignacio Chela | 6-4 6-2 |
| 2005 | Cincinnati Masters | Hard | R64 | Juan Ignacio Chela | 6-6(4) RET |
| 2004 | Indian Wells Masters | Hard | R64 | Juan Ignacio Chela | 5-7 6-2 6-0 |
| 2003 | Madrid Masters | Hard | R64 | Juan Ignacio Chela | 6-4 1-6 6-1 |
| 2003 | Barcelona | Clay | R64 | Juan Ignacio Chela | 7-5 5-7 6-0 |
| 2001 | Adelaide | Hard | R16 | Alberto Martin | 6-2 7-5 |
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.