Petra Kvitova defeated Sofia Arvidsson 6-2 6-1 in the Zurich round of 16 on hard. The upset overturned the form book — Sofia Arvidsson came in leading the head-to-head 1–0. Petra Kvitova claimed a first win over Sofia Arvidsson in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-03 | Beijing | R32 | hard | Sofia Arvidsson | 7-6(6) 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 (199 vs 175). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About