Steve Papaux vs Deyan Samuil Kostov
Steve Papaux (20, SUI) and Deyan Samuil Kostov (20, FM, BUL) have met 7 times in classical OTB. Kostov leads the classical series 6–1 (0 draws). With current classical ratings of 2183 and 2320, the Elo model gives Kostov a 54% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2183 vs 2320 (Δ -137)
With Steve Papaux as white
25% Steve21% draw54% Deyan
With Deyan Samuil Kostov as white
18% Steve18% draw64% Deyan
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Steve Papaux | Deyan Samuil Kostov | |
|---|---|---|
| Current rating (STD) | 2183 | 2320 |
| Peak rating | 2230 · May 2025 | 2368 · Aug 2025 |
| Peak age | 19 | 19 |
| World rank now | #9,108 | #3,485 |
| World rank peak | #6,523 | #2,313 |
| Federation rank now | #127 | #29 |
| Games (career, STD) | 491 | 822 |
| Months active | 119 | 132 |
| % white wins | 56% | 50% |
| % black wins | 51% | 47% |
| TPR last 12m (STD) | 2199 | 2315 |
| Activity 12m (games) | 82 | 73 |
Best Win
Steve Papaux
Deyan Samuil Kostov
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (7)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Steve Papaux
Deyan Samuil Kostov