Shuai Peng defeated Caroline Wozniacki 6-0 6-7 6-2 in the Toronto round of 64 on hard. The upset overturned the form book — Caroline Wozniacki came in leading the head-to-head 6–0. Shuai Peng claimed a first win over Caroline Wozniacki in seven meetings, narrowing the head-to-head to 6–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-08-25 | US Open | SF | hard | Caroline Wozniacki | 7-6(1) 4-3 RET |
| 2013-08-19 | New Haven | R32 | hard | Caroline Wozniacki | 2-6 3-1 RET |
| 2013-08-12 | Cincinnati | R64 | hard | Caroline Wozniacki | 6-1 6-1 |
| 2011-05-16 | Brussels | F | clay | Caroline Wozniacki | 2-6 6-3 6-3 |
| 2009-04-13 | Charleston | R16 | clay | Caroline Wozniacki | 6-3 6-4 |
| 2008-10-20 | Luxembourg | R16 | hard | Caroline Wozniacki | 6-4 6-4 |
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 (198 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About