
Hernan Casanova defeated Andrea Collarini 2-6 6-4 7-5 in the Buenos Aires CH qualifying round 1 on clay. The upset overturned the form book — Andrea Collarini came in ranked #323, defending last year's round of 16, but Hernan Casanova had been the form player, winning 7 of their last 10 on clay. Hernan Casanova extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-03-08 | Santiago | Q1 | clay | Hernan Casanova | 4-6 6-3 6-2 |
| 2021-02-22 | Cordoba | Q1 | clay | Andrea Collarini | 6-2 7-6(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 (200 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Casanova H.: 1 day rest · 5 matches, 116 games (7d). Higher means fresher. About