Head to head
1
Hard
1
2
Clay
1
Philipp Kohlschreiber's wins on the left · Karen Khachanov's on the right · bar lengths share one scale
All meetings (5)
| 2019 | Moscow | Hard | R16 | Karen Khachanov | 3-6 6-3 7-6(7) |
| 2019 | Munich | Clay | R16 | Philipp Kohlschreiber | 7-6(6) 6-4 |
| 2018 | Rome Masters | Clay | R64 | Philipp Kohlschreiber | 7-5 6-7(7) 7-6(6) |
| 2018 | Rotterdam | Hard | R32 | Philipp Kohlschreiber | 3-6 7-6(1) 7-6(5) |
| 2016 | Kitzbuhel | Clay | R16 | Karen Khachanov | 6-4 6-4 |
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.