Juan Martin del Potro defeated Karen Khachanov 6-4 7-6 in the Beijing round of 16 on hard. The result followed the form book — Juan Martin del Potro came in leading the head-to-head 2–1, defending last year's round of 16. Juan Martin del Potro extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-05-27 | Roland Garros | R16 | clay | Karen Khachanov | 7-5 6-3 3-6 6-3 |
| 2018-01-15 | Australian Open | R64 | hard | Juan Martin del Potro | 6-4 7-6(4) 6-7(0) 6-4 |
| 2018-01-08 | Auckland | QF | hard | Juan Martin del Potro | 7-6(4) 6-3 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.