Head to head
3
Hard
3
1
Clay
0
Juan Martin del Potro's wins on the left · Nikolay Davydenko's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2013 | Cincinnati Masters | Hard | R32 | Juan Martin del Potro | 7-5 7-5 |
| 2013 | Indian Wells Masters | Hard | R64 | Juan Martin del Potro | 6-3 6-4 |
| 2012 | Marseille | Hard | R16 | Juan Martin del Potro | 6-7(6) 6-4 RET |
| 2009 | Tour Finals | Hard | F | Nikolay Davydenko | 6-3 6-4 |
| 2008 | Masters Cup | Hard | RR | Nikolay Davydenko | 6-3 6-2 |
| 2008 | Davis Cup WG SF: ARG vs RUS | Clay | RR | Juan Martin del Potro | 6-1 6-4 6-2 |
| 2007 | Paris Masters | Hard | R32 | Nikolay Davydenko | 7-6(3) 6-1 |
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.