Head to head
4
Hard
0
1
Clay
0
1
Grass
2
Jannik Sinner's wins on the left · Alexander Bublik's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 2025 | Vienna | Hard | QF | Jannik Sinner | 6-4 6-4 |
| 2025 | US Open | Hard | R16 | Jannik Sinner | 6-1 6-1 6-1 |
| 2025 | Halle | Grass | R16 | Alexander Bublik | 3-6 6-3 6-4 |
| 2025 | Roland Garros | Clay | QF | Jannik Sinner | 6-1 7-5 6-0 |
| 2023 | Halle | Grass | QF | Alexander Bublik | 7-5 2-0 RET |
| 2023 | 's-Hertogenbosch | Grass | R16 | Jannik Sinner | 6-4 6-2 |
| 2021 | Miami Masters | Hard | QF | Jannik Sinner | 7-6(5) 6-4 |
| 2021 | Dubai | Hard | R32 | Jannik Sinner | 2-6 7-6(2) 6-4 |
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.