Karen Khachanov defeated Thiago Monteiro 7-5 6-4 in the Belgrade quarter-final on hard. The result followed the form book — Karen Khachanov came in ranked #26, leading the head-to-head 3–0. Karen Khachanov extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-04-24 | Madrid Masters | R64 | clay | Karen Khachanov | 6-3 3-6 6-3 |
| 2022-08-29 | US Open | R64 | hard | Karen Khachanov | 6-3 6-3 5-7 6-4 |
| 2017-07-03 | Wimbledon | R64 | grass | Karen Khachanov | 3-6 7-6(5) 7-6(3) 7-5 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Khachanov K.: 10 days rest · 3 matches (14d) · Monteiro T.: 2 days rest · 2 matches, 67 games (7d). Higher means fresher. About