Nikolay Davydenko defeated Marat Safin 4-6 6-1 6-2 in the Estoril round of 16 on clay. The upset overturned the form book — Marat Safin came in leading the head-to-head 4–3. Nikolay Davydenko narrowed the head-to-head to 4–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-10-19 | Moscow | R32 | hard | Marat Safin | 4-6 6-4 6-2 |
| 2008-10-06 | Moscow | QF | hard | Marat Safin | 7-6(5) 4-6 6-4 |
| 2008-05-25 | Roland Garros | R64 | clay | Nikolay Davydenko | 7-6(4) 6-2 6-2 |
| 2007-05-07 | Rome Masters | R32 | clay | Nikolay Davydenko | 7-6(4) 7-5 |
| 2006-10-09 | Moscow | F | hard | Nikolay Davydenko | 6-4 5-7 6-4 |
| 2006-03-06 | Indian Wells Masters | R32 | hard | Marat Safin | 7-6(5) 3-6 6-4 |
| 2006-02-27 | Dubai | R32 | hard | Marat Safin | 4-6 6-2 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 178). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About