Shuai Peng defeated Nadia Petrova 7-6 7-5 in the Doha round of 64 on hard. The upset overturned the form book — Nadia Petrova came in leading the head-to-head 4–3, defending last year's round of 16. Shuai Peng narrowed the head-to-head to 4–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-09-24 | Tokyo | R64 | hard | Nadia Petrova | 6-1 6-4 |
| 2011-10-31 | Tournament of Champions | QF | hard | Nadia Petrova | 6-4 6-3 |
| 2011-04-04 | Charleston | R16 | clay | Shuai Peng | 6-3 5-7 6-2 |
| 2011-03-07 | Indian Wells | R16 | hard | Shuai Peng | 6-4 5-7 6-3 |
| 2010-03-08 | Indian Wells | R32 | hard | Nadia Petrova | 6-1 7-5 |
| 2009-10-05 | Beijing | QF | hard | Nadia Petrova | 6-7(5) 6-3 6-2 |
| 2005-01-10 | Sydney | QF | hard | Shuai Peng | 6-3 4-2 RET |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.