Jurgen Melzer defeated Sam Querrey 6-2 4-6 6-3 in the Winston-Salem semi-final on hard. The upset overturned the form book — Sam Querrey came in leading the head-to-head 2–0, defending last year's semi-final. Jurgen Melzer claimed a first win over Sam Querrey in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-08-12 | Cincinnati Masters | R64 | hard | Sam Querrey | 4-6 6-2 6-4 |
| 2012-08-06 | Canada Masters | R64 | hard | Sam Querrey | 6-3 6-2 |
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 (182 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About