Head to head
4
Hard
0
0
Clay
2
0
Grass
1
2
Carpet
0
Michael Chang's wins on the left · Petr Korda's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (9)
| 1998 | World Team Cup | Clay | RR | Petr Korda | 7-6(6) 3-6 6-3 |
| 1997 | Washington | Hard | F | Michael Chang | 5-7 6-2 6-1 |
| 1996 | Miami Masters | Hard | R16 | Michael Chang | 6-3 3-6 6-3 |
| 1995 | Canada Masters | Hard | R32 | Michael Chang | 7-5 6-1 |
| 1995 | Wimbledon | Grass | R64 | Petr Korda | 6-4 6-4 6-4 |
| 1993 | Indian Wells Masters | Hard | QF | Michael Chang | 6-1 6-3 |
| 1992 | Grand Slam Cup | Carpet | QF | Michael Chang | 6-3 6-4 |
| 1991 | Paris Masters | Carpet | QF | Michael Chang | 7-5 6-1 |
| 1990 | Munich | Clay | R32 | Petr Korda | 6-7 7-5 7-6 |
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.