Andrey Kumantsov defeated Mikhail Biryukov 7-5 6-0 in the Russia F8 qualifying round on clay. The result followed the form book — Andrey Kumantsov came in leading the head-to-head 1–0. Andrey Kumantsov extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-02-20 | Russia F5 | F | hard | Andrey Kumantsov | 6-4 7-6(5) |
Averages over each player's completed matches in the selected window (2 vs 3). 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. Small sample — read as indicative. About