Caio Zampieri defeated Fernando Romboli 6-2 7-6 in the San Luis Potosi CH qualifying round 1 on clay. The result followed the form book — Caio Zampieri came in leading the head-to-head 3–0, defending last year's round of 16. Caio Zampieri extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-11-09 | Brazil F8 | F | hard | Caio Zampieri | 1-6 6-4 7-5 |
| 2008-10-20 | Brazil F25 | QF | clay | Caio Zampieri | 7-6(4) 6-3 |
| 2008-10-13 | Brazil F24 | QF | clay | Caio Zampieri | 6-1 6-4 |
Averages over each player's completed matches in the selected window (80 vs 91). 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