Tamas-Kristof Balla vs Petrica Costin
Tamas-Kristof Balla (42, IM, ROU) and Petrica Costin (73, FM, ROU) have met 9 times in classical OTB. Balla leads the classical series 2–1 (6 draws). With current classical ratings of 2323 and 1888, the Elo model gives Balla a 90% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2323 vs 1888 (Δ +435)
With Tamas-Kristof Balla as white
90% Tamas-Kristof8% draw2% Petrica
With Petrica Costin as white
86% Tamas-Kristof9% draw4% Petrica
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Tamas-Kristof Balla | Petrica Costin | |
|---|---|---|
| Current rating (STD) | 2323+3 | 1888+1 |
| Peak rating | 2406 · Jul 2011 | 2301 · Mar 2010 |
| Peak age | 27 | 57 |
| World rank now | #3,399 | #51,127 |
| World rank peak | #2,069 | #5,060 |
| Federation rank now | #51 | #443 |
| Games (career, STD) | 1,114 | 1,039 |
| Months active | 218 | 194 |
| % white wins | 52% | 51% |
| % black wins | 42% | 45% |
| TPR last 12m (STD) | 2339 | 1678 |
| Activity 12m (games) | 41 | 15 |
Best Win
Tamas-Kristof Balla
Petrica Costin
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).
Tamas-Kristof Balla
Petrica Costin