Head to head
1
Hard
1
1
Clay
2
Leonardo Mayer's wins on the left · Guido Pella's on the right · bar lengths share one scale
All meetings (5)
| 2019 | Miami Masters | Hard | R64 | Leonardo Mayer | 6-2 6-4 |
| 2019 | Buenos Aires | Clay | R16 | Guido Pella | 6-4 1-6 7-6(5) |
| 2016 | Buenos Aires | Clay | R32 | Leonardo Mayer | 2-6 6-3 6-3 |
| 2014 | Sao Paulo | Clay | R32 | Guido Pella | 7-6(4) 6-7(3) 7-6(4) |
| 2013 | Winston-Salem | Hard | R64 | Guido Pella | 7-6(5) 7-6(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.