Head to head
0
Hard
3
0
Clay
1
1
Carpet
2
Jakob Hlasek's wins on the left · Michael Chang's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 1996 | US Open | Hard | R16 | Michael Chang | 6-3 6-4 6-2 |
| 1996 | Australian Open | Hard | R64 | Michael Chang | 6-1 6-3 6-3 |
| 1995 | Tokyo Indoor | Carpet | R16 | Michael Chang | 6-1 6-3 |
| 1995 | Hong Kong | Hard | R32 | Michael Chang | 6-1 6-3 |
| 1994 | Philadelphia | Carpet | R16 | Michael Chang | 4-6 6-3 6-3 |
| 1993 | World Team Cup | Clay | RR | Michael Chang | 6-2 6-3 |
| 1990 | Wembley | Carpet | F | Jakob Hlasek | 7-6 6-3 |
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.