Robert Ruck vs Zdenko Kozul
Robert Ruck (49, GM, HUN) and Zdenko Kozul (60, GM, CRO) have met 6 times in classical OTB plus 3 rapid/blitz games. Kozul leads the classical series 1–0 (5 draws). With current classical ratings of 2472 and 2493, the Elo model gives Kozul a 34% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2472 vs 2493 (Δ -21)
With Robert Ruck as white
38% Robert29% draw34% Zdenko
With Zdenko Kozul as white
29% Robert26% draw45% Zdenko
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Robert Ruck | Zdenko Kozul | |
|---|---|---|
| Current rating (STD) | 2472-5 | 2493 |
| Peak rating | 2586 · Jan 2015 | 2640 · Oct 2004 |
| Peak age | 38 | 38 |
| World rank now | #812 | #634 |
| World rank peak | #136 | #56 |
| Federation rank now | #23 | #8 |
| Games (career, STD) | 964 | 1,767 |
| Months active | 217 | 219 |
| % white wins | 42% | 54% |
| % black wins | 30% | 48% |
| TPR last 12m (STD) | 2439 | 2478 |
| Activity 12m (games) | 82 | 72 |
Best Win
Robert Ruck
Zdenko Kozul
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (9)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Robert Ruck
Zdenko Kozul