Petr Korda defeated Michael Chang 6-4 6-4 6-4 in the Wimbledon round of 64 on grass. The upset overturned the form book — Michael Chang came in defending last year's quarter-final. Petr Korda extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-18 | Dusseldorf | RR | clay | Petr Korda | 7-6 3-6 6-3 |
| 1997-07-14 | Washington | F | hard | Michael Chang | 5-7 6-2 6-1 |
| 1992-12-07 | Grand Slam Cup | QF | carpet | Michael Chang | 6-3 6-4 |
| 1990-04-30 | Munich | R32 | clay | Petr Korda | 6-7 7-5 7-6 |
Averages over each player's completed matches in the selected window (145 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About