Harsh Mankad defeated Guillermo Platel 3-6 6-2 6-2 in the Portugal F8 qualifying round on clay. The upset overturned the form book — Guillermo Platel came in leading the head-to-head 1–0. Harsh Mankad claimed a first win over Guillermo Platel in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-05-05 | Portugal 1 1 | R32 | clay | Guillermo Platel | 2-6 7-5 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.