Karol Beck defeated Nikolay Davydenko 6-3 4-6 3-6 6-1 6-4 in the US Open round of 32 on hard. The upset overturned the form book — Nikolay Davydenko came in leading the head-to-head 3–2, defending last year's round of 64, but Karol Beck had been the form player, winning 3 of their last 4 on hard. Karol Beck narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-10-17 | Madrid Masters | R32 | clay | Nikolay Davydenko | 6-4 6-1 |
| 2005-08-08 | Canada Masters | R16 | hard | Karol Beck | 6-4 3-6 7-6 |
| 2005-01-03 | Doha | R16 | hard | Nikolay Davydenko | 7-6 6-2 |
| 2004-10-25 | St. Petersburg | R16 | carpet | Karol Beck | 6-1 6-7 6-4 |
| 2003-05-19 | St. Poelten | R32 | clay | Nikolay Davydenko | 6-4 6-2 |
Averages over each player's completed matches in the selected window (142 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About