By surface
| Surface | Kei Nishikori | John Isner |
|---|---|---|
| Hard | 2 | 1 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2016-03-07 | ATP | Indian Wells Masters | Round of 16 | Hard | Kei Nishikori | 1-6 | 7-62 | 7-65 | ||
| 2015-08-03 | ATP | Washington | Final | Hard | Kei Nishikori | 4-6 | 6-4 | 6-4 | ||
| 2015-03-25 | ATP | Miami Masters | Quarterfinal | Hard | John Isner | 4-6 | 3-6 |