Head to head
1
Clay
1
Martin Vassallo Arguello's wins on the left · Ricardo Mello's on the right · bar lengths share one scale
All meetings (2)
| 2006 | Buenos Aires | Clay | R32 | Martin Vassallo Arguello | 6-3 6-3 |
| 2005 | Costa do Sauipe | Clay | R16 | Ricardo Mello | 6-3 1-0 RET |
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.