Oscar Hernandez defeated Luis Horna 3-6 6-4 7-6 in the Acapulco round of 16 on hard. The upset overturned the form book — Luis Horna came in leading the head-to-head 2–0, defending last year's round of 16, but Oscar Hernandez had been the form player, winning 3 of their last 5 on hard. Oscar Hernandez claimed a first win over Luis Horna in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-09-22 | Palermo | QF | clay | Luis Horna | 3-6 7-6(7) 6-1 |
| 2003-07-14 | Amersfoort | QF | clay | Luis Horna | 6-7(5) 6-3 6-3 |
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 (184 vs 185). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About