Sara Errani defeated Bethanie Mattek Sands 6-4 7-5 in the New Haven round of 32 on hard. The upset overturned the form book — Bethanie Mattek Sands came in leading the head-to-head 1–0. Sara Errani claimed a first win over Bethanie Mattek Sands in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-04-22 | Stuttgart | R16 | clay | Bethanie Mattek Sands | 6-0 4-6 6-1 |
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 190). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About