Pete Sampras defeated John McEnroe 6-2 6-4 in the Philadelphia semi-final on hard. The result followed the form book — Pete Sampras came in leading the head-to-head 1–0, defending the title. Pete Sampras extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1990-08-27 | US Open | SF | hard | Pete Sampras | 6-2 6-4 3-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.