Vladimir Polyakov defeated Anton Zaitsev 6-0 7-5 in the Russia F9 round of 16 on clay. The upset overturned the form book — Anton Zaitsev came in leading the head-to-head 2–0. Vladimir Polyakov claimed a first win over Anton Zaitsev in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-11-02 | Estonia F3 | R32 | hard | Anton Zaitsev | 4-6 6-3 6-3 |
| 2013-05-06 | Russia F5 | F | carpet | Anton Zaitsev | 3-6 6-2 6-2 |
Averages over each player's completed matches in the selected window (17 vs 33). 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