Head to head
1
Hard
2
0
Clay
1
0
Grass
1
0
Carpet
3
Jakob Hlasek's wins on the left · Boris Becker's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1996 | Grand Slam Cup | Carpet | QF | Boris Becker | 6-4 6-1 |
| 1993 | US Open | Hard | R64 | Boris Becker | 6-2 6-2 6-4 |
| 1993 | Wimbledon | Grass | R32 | Boris Becker | 6-3 3-6 6-2 6-3 |
| 1991 | Indianapolis | Hard | QF | Boris Becker | 7-5 7-5 |
| 1989 | World Team Cup | Clay | RR | Boris Becker | 6-3 6-4 |
| 1988 | Masters | Carpet | SF | Boris Becker | 7-6 7-6 |
| 1987 | Milan | Carpet | QF | Boris Becker | 6-4 6-2 |
| 1984 | Basel | Hard | R32 | Jakob Hlasek | 7-5 7-5 |
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.