260 games from Lichess · Updated January 2026
At all ratings, the Semi-Slav Defense: Meran Variation, Sozin Variation has a 55.0% expected score for Black (we're 90% confident it's between 50.0% and 60.0%), based on 260 Lichess games.
Improves with rating: 20% → 41%
Best in Rapid (51%), worst in Classical (35%)
Click any cell to filter. Green = above 50%, Red = below 50%.
| Rating | UB | Bulle | Blitz | Rapid | Class |
|---|---|---|---|---|---|
| 0-999 | — | — | — | — | — |
| 1000-1199 | — | — | — | — | — |
| 1200-1399 | — | — | — | — | — |
| 1400-1599 | — | — | — | — | |
| 1600-1799 | — | — | — | — | |
| 1800-1999 | — | — | |||
| 2000-2199 | — | ||||
| 2200-2499 | — | ||||
| 2500+ | — | — |
Expected score matrix by rating bracket and time control
The Semi-Slav Defense: Meran Variation, Sozin Variation has a 37.7% (90% CI: 32.8%-42.6%) win rate for white, based on 260 rated games from Lichess.
The Semi-Slav Defense: Meran Variation, Sozin Variation performs best at 2200-2499 Elo with a 44.2% win rate for white (131 games). Win rate tends to decline at higher ratings as opponents know the theory better.
Blitz (38.8%) outperforms Bullet (38.9%) by -0.1%. Choose your time control wisely.
The Semi-Slav Defense: Meran Variation, Sozin Variation has a sharpness score of 85.3 (moderately decisive), meaning 85.3% of games end decisively. Average game length is 43 moves.
At 2200-2499 Elo, the Semi-Slav Defense: Meran Variation, Sozin Variation has a 44.2% (90% CI: 37.1%-51.3%) win rate for white, based on 131 Lichess games. Average game length is 43 moves with a 13.2% draw rate.
In Blitz games, the Semi-Slav Defense: Meran Variation, Sozin Variation has a 38.8% (90% CI: 32.4%-45.3%) win rate for white (152 Lichess games). Draw rate is 13.4%.
The Semi-Slav Defense: Meran Variation, Sozin Variation is slightly favors black with a 37.7% (90% CI: 32.8%-42.6%) win rate across all ratings. It performs best at 2200-2499 Elo. Your results depend on your rating, time control, and how well you know the typical plans.