H2H data updated: 2026-07-17 14:15 UTC
Michael Chang vs Daniel Vacek H2H: 2-1
Michael Chang holds a 2–1 lead over Daniel Vacek in their ATP head-to-head. Across 3 main-draw meetings, Daniel Vacek leads 1–0 on carpet, while Michael Chang leads 1–0 on clay. Most recently, Michael Chang won the 1999 Hong Kong third round 6-1 6-4.
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USA
Age 54
Right-Handed
175 cm / 5'9"
H2H
2
–
1
3 main draw meetings
CZE
Age 55
Right-Handed
190 cm / 6'3"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Apr 8, 1999* | Hong Kong | ATP 250 | R32 | Hard | Michael Chang | 6-1 6-4 | Daniel Vacek | Match data |
| Oct 26, 1995* | Essen Masters | Masters 1000 | R32 | Carpet | Daniel Vacek | 6-2 7-6(5) | Michael Chang | Match data |
| Jun 2, 1995* | Roland Garros | Grand Slam | R64 | Clay | Michael Chang | 6-3 5-7 6-4 6-4 | Daniel Vacek | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Michael Chang | #1,039 | #2 | 4,065 | 2,110 | 648 | 303 | 68.1% | 1 | 7 | 0 | 0 | 26 | 34 |
| Daniel Vacek | #1,133 | #26 | 1,151 | 1,818 | 170 | 219 | 43.7% | 0 | 0 | 0 | 0 | 0 | 0 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Michael Chang | Daniel Vacek | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 15 | 1987 | 4–4 | 50.0% | #163 | 1,559 | 0 | 0 | — | — | — | — | — | — | — |
| 16 | 1988 | 23–13 | 63.9% | #30 | 1,842 | 0 | 1 | — | — | — | — | — | — | — |
| 17 | 1989 | 45–17 | 72.6% | #5 | 1,971 | 1 | 3 | — | — | — | — | — | — | — |
| 18 | 1990 | 34–19 | 64.2% | #15 | 1,917 | 1 | 4 | — | — | — | — | — | — | — |
| 19 | 1991 | 47–20 | 70.1% | #15 | 2,002 | 1 | 5 | — | — | — | — | — | — | — |
| 20 | 1992 | 57–22 | 72.2% | #6 | 1,975 | 1 | 8 | 1991 | 1–3 | 25.0% | #470 | 1,490 | 0 | 0 |
| 21 | 1993 | 62–21 | 74.7% | #8 | 1,992 | 1 | 13 | — | — | — | — | — | — | — |
| 22 | 1994 | 66–19 | 77.6% | #6 | 2,005 | 1 | 19 | 1993 | 13–22 | 37.1% | #114 | 1,560 | 0 | 0 |
| 23 | 1995 | 65–19 | 77.4% | #5 | 2,008 | 1 | 23 | 1994 | 25–27 | 48.1% | #45 | 1,711 | 0 | 0 |
| 24 | 1996 | 63–19 | 76.8% | #2 | 1,985 | 1 | 26 | 1995 | 30–31 | 49.2% | #27 | 1,794 | 0 | 0 |
| 25 | 1997 | 53–18 | 74.6% | #3 | 1,910 | 1 | 31 | 1996 | 22–28 | 44.0% | #71 | 1,694 | 0 | 0 |
| 26 | 1998 | 35–16 | 68.6% | #29 | 1,838 | 1 | 33 | 1997 | 19–26 | 42.2% | #53 | 1,669 | 0 | 0 |
| 27 | 1999 | 27–22 | 55.1% | #50 | 1,788 | 1 | 33 | 1998 | 25–29 | 46.3% | #50 | 1,672 | 0 | 0 |
| 28 | 2000 | 42–25 | 62.7% | #32 | 1,818 | 1 | 34 | 1999 | 29–31 | 48.3% | #43 | 1,744 | 0 | 0 |
| 29 | 2001 | 16–21 | 43.2% | #94 | 1,701 | 1 | 34 | 2000 | 4–13 | 23.5% | #238 | 1,630 | 0 | 0 |
| 30 | 2002 | 7–18 | 28.0% | #124 | 1,625 | 1 | 34 | 2001 | 2–7 | 22.2% | #393 | 1,595 | 0 | 0 |
| 31 | 2003 | 2–10 | 16.7% | #383 | 1,551 | 1 | 34 | 2002 | 0–2 | 0.0% | #749 | 1,578 | 0 | 0 |