Mikhail Fufygin defeated Andrey Kumantsov 6-0 6-4 in the Kazakhstan F6 qualifying round on hard. The upset overturned the form book — Andrey Kumantsov came in leading the head-to-head 6–1. Mikhail Fufygin narrowed the head-to-head to 6–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-08-13 | Russia F12 | QF | clay | Andrey Kumantsov | 6-1 6-4 |
| 2012-08-06 | Russia F11 | QF | clay | Andrey Kumantsov | 6-1 6-0 |
| 2012-06-25 | Russia F9 | QF | clay | Andrey Kumantsov | 6-7(3) 7-6(5) 6-1 |
| 2012-02-20 | Russia F5 | SF | hard | Andrey Kumantsov | 7-6(3) 6-3 |
| 2011-08-08 | Russia F5 | SF | clay | Andrey Kumantsov | 6-2 6-1 |
| 2009-08-24 | Russia F6 | QF | clay | Mikhail Fufygin | 1-6 6-4 6-2 |
| 2008-05-12 | Uzbekistan F2 | R32 | hard | Andrey Kumantsov | 6-4 6-2 |
Averages over each player's completed matches in the selected window (117 vs 2). 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