Nicolas Massu defeated Mitch Sprengelmeyer 4-6 6-2 7-6 in the USA F5 round of 16 on hard. The result followed the form book — Nicolas Massu came in leading the head-to-head 1–0. Nicolas Massu extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-25 | USA F3 | R16 | clay | Nicolas Massu | 6-4 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.