Jose Acasuso defeated Albert Portas 6-3 6-4 in the Buenos Aires round of 32 on clay. The upset overturned the form book — Albert Portas came in leading the head-to-head 2–1, defending last year's round of 16, but Jose Acasuso had been the form player, winning 3 of their last 5 on clay. Jose Acasuso narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-09-24 | Palermo | R16 | clay | Albert Portas | 7-6(2) 4-6 6-3 |
| 2001-07-09 | Bastad | R16 | clay | Albert Portas | 7-6(5) 3-6 6-3 |
| 2001-02-19 | Buenos Aires | R16 | clay | Jose Acasuso | 6-4 7-5 |
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 110). ATP, WTA & Challenger.