Nikolay Davydenko defeated Vincent Spadea 3-6 6-3 6-4 in the Sydney round of 32 on hard. The upset overturned the form book — Vincent Spadea came in leading the head-to-head 3–2, defending last year's round of 32, but Nikolay Davydenko had been the form player, winning 2 of their last 5 on hard. Nikolay Davydenko narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-05-29 | Roland Garros | R128 | clay | Nikolay Davydenko | 7-5 6-4 6-4 |
| 2006-05-01 | Estoril | R32 | clay | Nikolay Davydenko | 7-6(3) 6-3 |
| 2004-11-01 | Paris Masters | R32 | hard | Vincent Spadea | 7-6(4) 6-0 |
| 2004-05-03 | Rome Masters | R16 | clay | Vincent Spadea | 4-6 6-3 6-4 |
| 2003-10-20 | St. Petersburg | R32 | carpet | Vincent Spadea | 4-6 6-1 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 94). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About