By surface
| Surface | David Nalbandian | John Isner |
|---|---|---|
| Hard | 2 | 1 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-01-16 | ATP | Australian Open | Round of 64 | Hard | John Isner | 6-4 | 3-6 | 6-2 | 6-75 | 8-10 |
| 2011-01-10 | ATP | Auckland | Quarterfinal | Hard | David Nalbandian | 6-4 | 7-63 | |||
| 2010-08-15 | ATP | Cincinnati Masters | Round of 32 | Hard | David Nalbandian | 4-5 |