Head to head
0
Hard
1
1
Clay
2
0
Carpet
1
Juan Aguilera's wins on the left · Boris Becker's on the right · bar lengths share one scale
All meetings (5)
| 1990 | US Open | Hard | R128 | Boris Becker | 7-5 6-3 6-2 |
| 1990 | Hamburg Masters | Clay | F | Juan Aguilera | 6-1 6-0 7-6 |
| 1986 | Forest Hills | Clay | R64 | Boris Becker | 6-2 6-4 |
| 1985 | Rome | Clay | R16 | Boris Becker | 7-6 6-3 |
| 1985 | Davis Cup WG R1: FRG vs ESP | Carpet | RR | Boris Becker | 6-3 6-4 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.