Filippo Volandri defeated Guillermo Canas 6-4 2-6 6-3 in the Monte Carlo Masters round of 32 on clay. The upset overturned the form book — Guillermo Canas came in leading the head-to-head 3–2, defending last year's round of 64. Filippo Volandri narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-30 | US Open | R64 | hard | Guillermo Canas | 6-4 7-5 6-1 |
| 2004-07-19 | Umag | F | clay | Guillermo Canas | 7-5 6-3 |
| 2004-07-05 | Bastad | R32 | clay | Filippo Volandri | 4-6 7-6(1) 6-4 |
| 2004-03-08 | Indian Wells Masters | R128 | hard | Guillermo Canas | 6-4 4-0 RET |
| 2004-02-16 | Buenos Aires | R32 | clay | Filippo Volandri | 6-3 4-6 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 (200 vs 151). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About