Jan Vacek defeated Flavio Saretta 1-6 6-3 6-2 in the Costa Do Sauipe quarter-final on hard. The upset overturned the form book — Flavio Saretta came in leading the head-to-head 2–0. Jan Vacek claimed a first win over Flavio Saretta in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-10-04 | Tokyo | R64 | hard | Flavio Saretta | 6-3 6-4 |
| 2002-02-08 | Davis Cup WG R1: CZE vs BRA | RR | carpet | Flavio Saretta | 6-1 7-6(6) |
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 (88 vs 144). ATP, WTA & Challenger.