Nicolas Massu defeated Agustin Calleri 6-1 5-7 7-6 in the Indian Wells Masters round of 128 on hard. The upset overturned the form book — Agustin Calleri came in leading the head-to-head 6–1, defending last year's round of 64. Nicolas Massu narrowed the head-to-head to 6–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-02 | Vina del Mar | R32 | clay | Agustin Calleri | 7-6(4) 6-1 |
| 2006-08-21 | New Haven | QF | hard | Agustin Calleri | 6-3 3-6 6-4 |
| 2006-07-24 | Kitzbuhel | R16 | clay | Agustin Calleri | 6-2 7-6(4) |
| 2005-10-03 | Metz | R32 | hard | Agustin Calleri | 7-5 7-5 |
| 2004-10-04 | Lyon | R32 | clay | Agustin Calleri | 6-3 6-4 |
| 2003-02-17 | Buenos Aires | R32 | clay | Agustin Calleri | 6-4 2-6 6-4 |
| 2002-02-18 | Buenos Aires | F | clay | Nicolas Massu | 2-6 7-6(5) 6-2 |
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 (143 vs 152). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About