Sofia Arvidsson defeated Caroline Wozniacki 7-5 6-4 in the Memphis quarter-final on hard. The upset overturned the form book — Caroline Wozniacki came in leading the head-to-head 5–1. Sofia Arvidsson narrowed the head-to-head to 5–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-10-15 | Moscow | SF | hard | Caroline Wozniacki | 6-3 6-7(4) 6-4 |
| 2012-08-20 | New Haven | R16 | hard | Caroline Wozniacki | 7-6(4) 6-2 |
| 2012-03-05 | Indian Wells | R32 | hard | Caroline Wozniacki | 3-6 7-5 6-2 |
| 2011-07-04 | Bastad | R16 | clay | Sofia Arvidsson | 2-6 1-0 RET |
| 2010-04-05 | Ponte Vedra Beach | R16 | clay | Caroline Wozniacki | 6-3 6-1 |
| 2009-07-06 | Bastad | R32 | clay | Caroline Wozniacki | 6-1 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