17K games from Lichess · Updated January 2026
At all ratings, the Polish Opening: Queenside Defense has a 53.9% expected score for White (we're 90% confident it's between 53.3% and 54.6%), based on 17K Lichess games.
Deep-dive datasets for this opening
Improves with rating: 40% → 50%
Best in UltraBullet (64%), worst in Classical (42%)
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 Polish Opening: Queenside Defense has a 51.8% (90% CI: 51.2%-52.5%) win rate for white, based on 17K rated games from Lichess.
The Polish Opening: Queenside Defense performs best at 2200-2499 Elo with a 54.9% win rate for white (1.5K games). Win rate tends to decline at higher ratings as opponents know the theory better.
Bullet (55.3%) outperforms Classical (41.8%) by 13.5%. Choose your time control wisely.
The Polish Opening: Queenside Defense has a sharpness score of 95.8 (very decisive), meaning 95.8% of games end decisively. Average game length is 36 moves.
At 1000-1199 Elo, the Polish Opening: Queenside Defense has a 44.9% (90% CI: 39.2%-50.7%) win rate for white, based on 200 Lichess games. Average game length is 28 moves with a 2.7% draw rate.
At 1200-1399 Elo, the Polish Opening: Queenside Defense has a 51.3% (90% CI: 48.6%-54.1%) win rate for white, based on 909 Lichess games. Average game length is 31 moves with a 3.0% draw rate.
At 1400-1599 Elo, the Polish Opening: Queenside Defense has a 49.9% (90% CI: 48.3%-51.6%) win rate for white, based on 2.4K Lichess games. Average game length is 34 moves with a 3.3% draw rate.
At 1600-1799 Elo, the Polish Opening: Queenside Defense has a 50.5% (90% CI: 49.1%-51.8%) win rate for white, based on 3.7K Lichess games. Average game length is 35 moves with a 4.1% draw rate.
At 1800-1999 Elo, the Polish Opening: Queenside Defense has a 51.9% (90% CI: 50.6%-53.1%) win rate for white, based on 4.2K Lichess games. Average game length is 37 moves with a 4.3% draw rate.
At 2000-2199 Elo, the Polish Opening: Queenside Defense has a 53.8% (90% CI: 52.4%-55.1%) win rate for white, based on 3.7K Lichess games. Average game length is 38 moves with a 4.7% draw rate.
At 2200-2499 Elo, the Polish Opening: Queenside Defense has a 54.9% (90% CI: 52.8%-57.0%) win rate for white, based on 1.5K Lichess games. Average game length is 40 moves with a 4.7% draw rate.
At 2500+ Elo, the Polish Opening: Queenside Defense has a 50.2% (90% CI: 42.8%-57.6%) win rate for white, based on 121 Lichess games. Average game length is 40 moves with a 11.8% draw rate.
In Bullet games, the Polish Opening: Queenside Defense has a 55.3% (90% CI: 54.3%-56.3%) win rate for white (6.5K Lichess games). Draw rate is 2.7%.
In Blitz games, the Polish Opening: Queenside Defense has a 50.4% (90% CI: 49.5%-51.3%) win rate for white (8.4K Lichess games). Draw rate is 5.1%.
In Rapid games, the Polish Opening: Queenside Defense has a 45.5% (90% CI: 43.5%-47.5%) win rate for white (1.7K Lichess games). Draw rate is 5.6%.
The Polish Opening: Queenside Defense is statistically favors white with a 51.8% (90% CI: 51.2%-52.5%) 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.