Ioannis K. Kollias vs Nikolaos Alexandros Dallas
Ioannis K. Kollias (24, GRE) and Nikolaos Alexandros Dallas (25, GRE) have met 1 time in classical OTB plus 34 rapid/blitz games. With current classical ratings of 2091 and 1799, the Elo model gives Kollias a 82% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2091 vs 1799 (Δ +292)
With Ioannis K. Kollias as white
82% Ioannis10% draw8% Nikolaos
With Nikolaos Alexandros Dallas as white
75% Ioannis12% draw12% Nikolaos
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Ioannis K. Kollias | Nikolaos Alexandros Dallas | |
|---|---|---|
| Current rating (STD) | 2091 | 1799 |
| Peak rating | 2091 · May 2026 | 1816 · Apr 2026 |
| Peak age | 24 | 25 |
| World rank now | #16,226 | #76,666 |
| World rank peak | #16,225 | #71,760 |
| Federation rank now | #210 | #932 |
| Games (career, STD) | 523 | 116 |
| Months active | 152 | 91 |
| % white wins | 64% | 61% |
| % black wins | 62% | 51% |
| TPR last 12m (STD) | 2070 | 1895 |
| Activity 12m (games) | 145 | 326 |
Best Win
Ioannis K. Kollias
Nikolaos Alexandros Dallas
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (35)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Ioannis K. Kollias
Nikolaos Alexandros Dallas