Head to head
3
Hard
2
Ivo Karlovic's wins on the left · Federico Delbonis's on the right · bar lengths share one scale
All meetings (5)
| 2016 | Davis Cup WG F: ARG vs CRO | Hard | RR | Federico Delbonis | 6-3 6-4 6-2 |
| 2016 | Tokyo | Hard | R32 | Ivo Karlovic | 7-6(6) 6-7(6) 7-6(5) |
| 2016 | Australian Open | Hard | R128 | Federico Delbonis | 7-6(4) 6-4 2-1 RET |
| 2015 | US Open | Hard | R128 | Ivo Karlovic | 6-3 7-5 7-5 |
| 2014 | Vienna | Hard | R32 | Ivo Karlovic | 6-7(1) 7-6(9) 7-6(2) |
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.