Head to head
4
Hard
1
Karen Khachanov's wins on the left · Yoshihito Nishioka's on the right · bar lengths share one scale
All meetings (5)
| 2023 | Zhuhai | Hard | F | Karen Khachanov | 7-6(2) 6-1 |
| 2023 | Australian Open | Hard | R16 | Karen Khachanov | 6-0 6-0 7-6(4) |
| 2022 | Washington | Hard | R16 | Yoshihito Nishioka | 7-6(2) 7-6(1) |
| 2021 | Tokyo Olympics | Hard | R64 | Karen Khachanov | 3-6 6-1 6-2 |
| 2019 | Australian Open | Hard | R64 | Karen Khachanov | 6-3 6-3 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.