Alexey Zakharov defeated Alibek Kachmazov 7-5 6-3 in the M15 Kazan 1 semi-final on hard. The upset overturned the form book — Alibek Kachmazov came in ranked #835, leading the head-to-head 2–0, but Alexey Zakharov had been the form player, winning 2 of their last 5 on hard. Alexey Zakharov claimed a first win over Alibek Kachmazov in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-09-20 | Chengdu | Q1 | hard | Alibek Kachmazov | 7-6 6-7 6-3 |
| 2021-02-07 | M15 St. Petersburg 1 | F | hard | Alibek Kachmazov | 6-4 5-7 6-4 |
Averages over each player's completed matches in the selected window (115 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About