Head to head
2
Hard
1
David Nalbandian's wins on the left · John Isner's on the right · bar lengths share one scale
All meetings (3)
| 2012 | Australian Open | Hard | R64 | John Isner | 4-6 6-3 2-6 7-6(5) 10-8 |
| 2011 | Auckland | Hard | QF | David Nalbandian | 6-4 7-6(3) |
| 2010 | Cincinnati Masters | Hard | R32 | David Nalbandian | 4-5 RET |
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.