Karen Khachanov defeated John Millman 7-5 7-6(4) in the 2021 Moscow quarterfinal on hard courts.
Match Statistics
| Stat | Karen Khachanov | John Millman |
| Aces | 19 | 1 |
| Double faults | 3 | 1 |
| First serve % | 62 | 60 |
| First serve points won % | 76 | 62 |
| Second serve points won % | 42 | 50 |
| Break points saved % | 83 | 80 |
| Break points converted % | 20 | 17 |
| Service points won % | 63 | 57 |
| Return points won % | 43 | 37 |
| Total points won % | 52 | 48 |
Player Comparison
| Field | Karen Khachanov | John Millman |
| Country |
RUS
|
AUS
|
| Birth date | May 21, 1996 | Jun 14, 1989 |
| Age | 25 | 32 |
| Height | 198 cm | 183 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | — |
| Ranking (entering) | 31 | 62 |
| Ranking points (entering) | 1,718 | 1,023 |
| Elo (entering) | 1,934 | 1,775 |
| Current career W-L | 319–233 | 115–145 |
| Current career earnings | $23,455,959 | $5,519,421 |
Path
Karen Khachanov's path
Karen Khachanov's next match