Head to head
1
Hard
1
2
Clay
1
0
Grass
1
Nikolay Davydenko's wins on the left · Andreas Seppi's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 2012 | Roland Garros | Clay | R128 | Andreas Seppi | 6-3 7-6(5) 7-5 |
| 2011 | Paris Masters | Hard | R64 | Andreas Seppi | 7-6(2) 7-5 |
| 2008 | Poertschach | Clay | QF | Nikolay Davydenko | 6-3 1-6 6-3 |
| 2006 | Hamburg Masters | Clay | R32 | Nikolay Davydenko | 6-1 6-2 |
| 2005 | Metz | Hard | QF | Nikolay Davydenko | 6-3 6-1 |
| 2004 | Halle | Grass | R32 | Andreas Seppi | 7-6(5) 2-6 6-3 |
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.