By surface
| Surface | Denis Istomin | Horacio Zeballos |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013-10-21 | ATP | Basel | Round of 32 | Hard | Denis Istomin | 7-5 | 7-63 |
| Surface | Denis Istomin | Horacio Zeballos |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013-10-21 | ATP | Basel | Round of 32 | Hard | Denis Istomin | 7-5 | 7-63 |