Head to head
1
Hard
2
Michael Chang's wins on the left · Cecil Mamiit's on the right · bar lengths share one scale
All meetings (3)
| 2000 | Tokyo | Hard | R32 | Cecil Mamiit | 7-5 6-4 |
| 2000 | San Jose | Hard | R16 | Michael Chang | 6-2 6-3 |
| 1999 | San Jose | Hard | SF | Cecil Mamiit | 3-6 6-3 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.