Andres Schneiter defeated Juan Ignacio Chela 2-6 6-3 6-0 in the Brazil 4 Masters 2 qualifying round on clay. The upset overturned the form book — Juan Ignacio Chela came in leading the head-to-head 2–0, but Andres Schneiter had been the form player, winning 2 of their last 5 on clay. Andres Schneiter claimed a first win over Juan Ignacio Chela in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-09-06 | Bolivia Paraguay Masters 1 | R16 | clay | Juan Ignacio Chela | 6-2 2-6 7-5 |
| 1997-09-06 | Bolivia Paraguay Masters 2 | SF | clay | Juan Ignacio Chela | 7-5 3-6 6-4 |
Averages over each player's completed matches in the selected window (1 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. Small sample — read as indicative. About