Head to head
1
Hard
0
1
Clay
0
0
Grass
1
Igor Kunitsyn's wins on the left · Mischa Zverev's on the right · bar lengths share one scale
All meetings (3)
| 2011 | Houston | Clay | R32 | Igor Kunitsyn | 7-6(1) 6-2 |
| 2008 | Washington | Hard | R32 | Igor Kunitsyn | 6-7(6) 6-4 6-2 |
| 2007 | Newport | Grass | R32 | Mischa Zverev | 6-1 2-6 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.