Mariano Zabaleta defeated Flavio Saretta 6-7 6-2 6-4 in the Cincinnati Masters round of 16 on hard. The upset overturned the form book — Flavio Saretta came in leading the head-to-head 2–0. Mariano Zabaleta claimed a first win over Flavio Saretta in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-02-09 | Vina del Mar | QF | clay | Flavio Saretta | 6-3 6-4 |
| 2003-04-28 | Valencia | R32 | hard | Flavio Saretta | 6-1 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 (166 vs 108). ATP, WTA & Challenger.