Pete Sampras defeated Michael Chang 7-6 7-6 in the Los Angeles round of 16 on hard. The upset overturned the form book — Michael Chang came in leading the head-to-head 1–0, defending the title, but Pete Sampras had been the form player, winning 7 of their last 9 on hard. Pete Sampras claimed a first win over Michael Chang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-11 | Rome Masters | R16 | clay | Michael Chang | 6-2 7-6(6) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (92 vs 73). ATP, WTA & Challenger.