Juan Ignacio Chela defeated Jose Acasuso 7-6 6-2 in the New Haven round of 16 on hard. The upset overturned the form book — Jose Acasuso came in leading the head-to-head 2–0, but Juan Ignacio Chela had been the form player, winning 1 of their last 4 on hard. Juan Ignacio Chela claimed a first win over Jose Acasuso in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-23 | Acapulco | R16 | hard | Jose Acasuso | 7-5 6-3 |
| 2005-09-12 | Bucharest | R32 | clay | Jose Acasuso | 6-2 6-4 |
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 184). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About