By surface
| Surface | Karen Khachanov | Denis Istomin |
|---|---|---|
| Hard | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018-02-26 | ATP | Dubai | Round of 32 | Hard | Karen Khachanov | 7-61 | 7-60 | |||
| 2017-09-25 | ATP | Chengdu | Round of 16 | Hard | Denis Istomin | 3-6 | 2-6 |