Caio Zampieri defeated Francesco Piccari 6-4 6-4 in the Brazil F14 round of 16 on clay. The upset overturned the form book — Francesco Piccari came in leading the head-to-head 1–0. Caio Zampieri claimed a first win over Francesco Piccari in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-10-02 | Brazil F13 | QF | clay | Francesco Piccari | 7-6(2) 6-2 |
Averages over each player's completed matches in the selected window (101 vs 2). 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. Small sample — read as indicative. About