Head to head
1
Hard
0
0
Grass
1
Zhizhen Zhang's wins on the left · Dominik Koepfer's on the right · bar lengths share one scale
All meetings (2)
| 2024 | Stuttgart | Grass | R32 | Dominik Koepfer | 4-6 7-6(5) 7-6(6) |
| 2019 | Zhuhai | Hard | R32 | Zhizhen Zhang | 7-5 6-2 |
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.