Head to head
5
Hard
12
1
Clay
2
1
Carpet
1
Michael Chang's wins on the left · Andre Agassi's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (22)
| 2003 | Miami Masters | Hard | R64 | Andre Agassi | 6-4 6-2 |
| 2003 | San Jose | Hard | R32 | Andre Agassi | 6-4 6-2 |
| 1999 | Canada Masters | Hard | R16 | Andre Agassi | 6-2 7-5 |
| 1998 | San Jose | Hard | SF | Andre Agassi | 6-4 7-6(4) |
| 1996 | US Open | Hard | SF | Michael Chang | 6-3 6-2 6-2 |
| 1996 | Cincinnati Masters | Hard | F | Andre Agassi | 7-6(4) 6-4 |
| 1996 | Indian Wells Masters | Hard | QF | Michael Chang | 6-7(3) 6-2 6-1 |
| 1996 | San Jose | Hard | SF | Andre Agassi | 6-2 5-7 6-4 |
| 1996 | Australian Open | Hard | SF | Michael Chang | 6-1 6-4 7-6(1) |
| 1995 | Cincinnati Masters | Hard | F | Andre Agassi | 7-5 6-2 |
| 1995 | Atlanta | Clay | F | Michael Chang | 6-2 6-7(6) 6-4 |
| 1995 | San Jose | Hard | F | Andre Agassi | 6-2 1-6 6-3 |
| 1994 | ATP Tour World Championships | Carpet | RR | Andre Agassi | 6-4 6-4 |
| 1994 | US Open | Hard | R16 | Andre Agassi | 6-1 6-7(3) 6-3 3-6 6-1 |
| 1993 | Cincinnati Masters | Hard | SF | Michael Chang | 7-5 1-6 7-5 |
| 1993 | Canada Masters | Hard | R16 | Andre Agassi | 7-6(3) 6-3 |
| 1992 | Grand Slam Cup | Carpet | R16 | Michael Chang | 6-4 6-2 |
| 1990 | Canada Masters | Hard | QF | Michael Chang | 4-6 7-5 7-5 |
| 1990 | Washington | Hard | SF | Andre Agassi | 6-3 6-1 |
| 1990 | Roland Garros | Clay | QF | Andre Agassi | 6-2 6-1 4-6 6-2 |
| 1988 | US Open | Hard | R16 | Andre Agassi | 7-5 6-3 6-2 |
| 1988 | Forest Hills | Clay | R16 | Andre Agassi | 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.