

Michael Mmoh defeated Karen Khachanov 7-6 7-6 in the Hong Kong round of 16 on hard. The upset overturned the form book — Karen Khachanov came in ranked #15. Michael Mmoh extended the head-to-head to 2–0.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-08-28 | US Open | R128 | hard | Michael Mmoh | 6-2 6-4 6-2 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.