Head to head
1
Hard
1
Philipp Petzschner's wins on the left · Sam Querrey's on the right · bar lengths share one scale
All meetings (2)
| 2010 | Cincinnati Masters | Hard | R64 | Sam Querrey | 6-1 6-4 |
| 2009 | Canada Masters | Hard | R64 | Philipp Petzschner | 7-5 6-3 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.