Nadia Petrova defeated Vera Zvonareva 7-5 6-1 in the Moscow quarter-final on hard. The result followed the form book — Nadia Petrova came in leading the head-to-head 4–3. Nadia Petrova extended the head-to-head to 5–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-08 | Toronto | R32 | hard | Vera Zvonareva | 7-5 6-4 |
| 2009-01-19 | Australian Open | R16 | hard | Vera Zvonareva | 7-5 6-4 |
| 2008-07-21 | Los Angeles | R16 | hard | Nadia Petrova | 6-4 7-5 |
| 2007-02-12 | Antwerp | R16 | hard | Nadia Petrova | 7-6(2) 6-4 |
| 2006-05-08 | Berlin | R32 | grass | Nadia Petrova | 6-1 7-6(3) |
| 2004-11-01 | Philadelphia | SF | carpet | Vera Zvonareva | 6-3 7-6(2) |
| 2003-05-26 | Roland Garros | QF | clay | Nadia Petrova | 6-1 4-6 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About