Agustin Calleri defeated Sargis Sargsian 6-4 6-4 in the Santiago round of 32 on clay. The upset overturned the form book — Sargis Sargsian came in leading the head-to-head 2–0. Agustin Calleri claimed a first win over Sargis Sargsian in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-09-29 | Moscow | QF | hard | Sargis Sargsian | 6-3 6-4 |
| 2003-01-13 | Australian Open | R128 | hard | Sargis Sargsian | 6-4 3-6 7-6(4) 6-0 |
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 200). ATP, WTA & Challenger.