Head to head
1
Hard
1
0
Grass
1
0
Carpet
1
Darren Cahill's wins on the left · Boris Becker's on the right · bar lengths share one scale
All meetings (4)
| 1990 | Stockholm Masters | Carpet | R32 | Boris Becker | 6-2 6-0 |
| 1990 | US Open | Hard | R16 | Boris Becker | 2-6 6-2 6-3 3-6 6-4 |
| 1988 | US Open | Hard | R64 | Darren Cahill | 6-3 6-3 6-2 |
| 1988 | Queen's Club | Grass | SF | Boris Becker | 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.