Head to head
0
Hard
1
0
Clay
1
1
Grass
1
Viktor Troicki's wins on the left · Alexander Zverev's on the right · bar lengths share one scale
All meetings (4)
| 2017 | Vienna | Hard | R32 | Alexander Zverev | 6-3 4-6 6-4 |
| 2017 | Rome Masters | Clay | R32 | Alexander Zverev | 6-3 6-4 |
| 2016 | Halle | Grass | R32 | Alexander Zverev | 6-4 6-4 |
| 2015 | Stuttgart | Grass | R16 | Viktor Troicki | 6-3 6-7(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.