Jose Acasuso defeated Stefan Koubek 7-6 6-1 6-4 in the Davis Cup WG R1: AUT vs ARG round robin on carpet. The upset overturned the form book — Stefan Koubek came in leading the head-to-head 2–0. Jose Acasuso claimed a first win over Stefan Koubek in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-07-16 | Stuttgart | R32 | grass | Stefan Koubek | 6-2 7-5 |
| 2004-06-21 | Wimbledon | R128 | grass | Stefan Koubek | 4-6 6-4 6-1 6-1 |
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 (136 vs 83). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About