Ramon Delgado defeated Michael Chang 6-4 1-6 6-3 in the Washington round of 32 on hard. The upset overturned the form book — Michael Chang came in leading the head-to-head 1–0, defending last year's semi-final, but Ramon Delgado had been the form player, winning 2 of their last 6 on hard. Ramon Delgado claimed a first win over Michael Chang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-04-20 | Orlando | R32 | clay | Michael Chang | 6-4 3-6 7-6(1) |
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 (112 vs 189). ATP, WTA & Challenger.