Jorge Aguilar defeated Horacio Zeballos 6-3 6-4 in the Argentina F1 round of 16 on clay. The upset overturned the form book — Horacio Zeballos came in leading the head-to-head 1–0. Jorge Aguilar claimed a first win over Horacio Zeballos in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-09-06 | Argentina F5 | QF | clay | Horacio Zeballos | 7-5 6-2 |
Averages over each player's completed matches in the selected window (8 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About