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Polish Opening: Czech Defense

840K games from Lichess · Updated January 2026

Playable
White Expected Score51.6%Range (90% confident): 51.5% – 51.7%Based on 840K games
0%51.6%100%
Range (90% confident): 51.5% – 51.7%
Outcome Distribution
49.5%4.1%46.4%
Win
Draw
Loss
2...d6
Polish Opening: Czech Defense
Analyzen=840K
Avg Length36 moves
Sharpness96%
Draw Rate4.1%

What is the Polish Opening: Czech Defense expected score for White?

Snapshot

At all ratings, the Polish Opening: Czech Defense has a 51.6% expected score for White (we're 90% confident it's between 51.5% and 51.7%), based on 840K Lichess games.

White Win% by Rating

Improves with rating: 46% → 55%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 45.8% win rate (11,505 games)
  • 1000-1199: 48.0% win rate (31,331 games)
  • 1200-1399: 48.5% win rate (87,651 games)
  • 1400-1599: 48.5% win rate (163,921 games)
  • 1600-1799: 49.4% win rate (227,182 games)
  • 1800-1999: 50.2% win rate (197,311 games)
  • 2000-2199: 51.3% win rate (94,951 games)
  • 2200-2499: 51.3% win rate (24,522 games)
  • 2500+: 54.6% win rate (1,616 games)

White Win% by Time Control

Best in Bullet (50%), worst in Classical (47%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 50.3% win rate (729 games)
  • Bullet: 50.4% win rate (245,698 games)
  • Blitz: 49.5% win rate (461,395 games)
  • Rapid: 47.7% win rate (126,882 games)
  • Classical: 46.5% win rate (5,286 games)

White% by Rating × Time Control

Click any cell to filter. Green = above 50%, Red = below 50%.

RatingUBBulleBlitzRapidClass
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

  • 0-999 rating, UltraBullet: 35.2% expected score (12 games)
  • 0-999 rating, Bullet: 47.5% expected score (4,029 games)
  • 0-999 rating, Blitz: 47.6% expected score (5,616 games)
  • 0-999 rating, Rapid: 46.5% expected score (1,832 games)
  • 0-999 rating, Classical: 55.7% expected score (16 games)
  • 1000-1199 rating, UltraBullet: 43.1% expected score (42 games)
  • 1000-1199 rating, Bullet: 49.7% expected score (10,963 games)
  • 1000-1199 rating, Blitz: 49.3% expected score (15,745 games)
  • 1000-1199 rating, Rapid: 49.1% expected score (4,529 games)
  • 1000-1199 rating, Classical: 34.1% expected score (52 games)
  • 1200-1399 rating, UltraBullet: 52.3% expected score (132 games)
  • 1200-1399 rating, Bullet: 50.6% expected score (27,527 games)
  • 1200-1399 rating, Blitz: 50.2% expected score (46,691 games)
  • 1200-1399 rating, Rapid: 48.7% expected score (13,125 games)
  • 1200-1399 rating, Classical: 46.9% expected score (176 games)
  • 1400-1599 rating, UltraBullet: 50.7% expected score (430 games)
  • 1400-1599 rating, Bullet: 51.0% expected score (42,128 games)
  • 1400-1599 rating, Blitz: 50.6% expected score (93,822 games)
  • 1400-1599 rating, Rapid: 48.5% expected score (26,292 games)
  • 1400-1599 rating, Classical: 46.5% expected score (1,249 games)
  • 1600-1799 rating, UltraBullet: 46.9% expected score (62 games)
  • 1600-1799 rating, Bullet: 52.1% expected score (49,528 games)
  • 1600-1799 rating, Blitz: 51.8% expected score (134,437 games)
  • 1600-1799 rating, Rapid: 50.1% expected score (40,785 games)
  • 1600-1799 rating, Classical: 48.4% expected score (2,370 games)
  • 1800-1999 rating, UltraBullet: 59.6% expected score (35 games)
  • 1800-1999 rating, Bullet: 52.7% expected score (56,047 games)
  • 1800-1999 rating, Blitz: 52.6% expected score (108,770 games)
  • 1800-1999 rating, Rapid: 51.6% expected score (31,248 games)
  • 1800-1999 rating, Classical: 53.7% expected score (1,211 games)
  • 2000-2199 rating, UltraBullet: 37.0% expected score (10 games)
  • 2000-2199 rating, Bullet: 52.5% expected score (39,297 games)
  • 2000-2199 rating, Blitz: 54.7% expected score (47,780 games)
  • 2000-2199 rating, Rapid: 55.1% expected score (7,665 games)
  • 2000-2199 rating, Classical: 58.7% expected score (199 games)
  • 2200-2499 rating, UltraBullet: 76.7% expected score (6 games)
  • 2200-2499 rating, Bullet: 53.2% expected score (14,736 games)
  • 2200-2499 rating, Blitz: 54.8% expected score (8,379 games)
  • 2200-2499 rating, Rapid: 57.5% expected score (1,389 games)
  • 2200-2499 rating, Classical: 76.0% expected score (12 games)
  • 2500+ rating, Bullet: 56.4% expected score (1,443 games)
  • 2500+ rating, Blitz: 65.7% expected score (155 games)
  • 2500+ rating, Rapid: 55.4% expected score (17 games)
  • 2500+ rating, Classical: 50.0% expected score (1 games)

Related Openings

Parent
Polish Opening
52.9%
Variations (5)
Polish Opening: Baltic Defense
52.3%
Polish Opening: Birmingham Gambit
51.4%
Polish Opening: Bugayev Advance Variation
53.5%
Polish Opening: Bugayev Attack
50.7%
Polish Opening: Dutch Defense
50.3%
Analyze Polish Opening: Czech Defense PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Polish Opening: Czech Defense win rate?

The Polish Opening: Czech Defense has a 49.5% (90% CI: 49.4%-49.6%) win rate for white, based on 840K rated games from Lichess.

At what rating does the Polish Opening: Czech Defense perform best?

The Polish Opening: Czech Defense performs best at 2500+ Elo with a 54.6% win rate for white (1.6K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Polish Opening: Czech Defense better in blitz or rapid?

Bullet (50.4%) outperforms Classical (46.5%) by 3.9%. Choose your time control wisely.

How sharp is the Polish Opening: Czech Defense?

The Polish Opening: Czech Defense has a sharpness score of 95.9 (very decisive), meaning 95.9% of games end decisively. Average game length is 36 moves.

What is the Polish Opening: Czech Defense win rate at 0-999 Elo?

At 0-999 Elo, the Polish Opening: Czech Defense has a 45.8% (90% CI: 45.0%-46.5%) win rate for white, based on 12K Lichess games. Average game length is 27 moves with a 3.1% draw rate.

What is the Polish Opening: Czech Defense win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Polish Opening: Czech Defense has a 48.0% (90% CI: 47.5%-48.5%) win rate for white, based on 31K Lichess games. Average game length is 30 moves with a 2.7% draw rate.

What is the Polish Opening: Czech Defense win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Polish Opening: Czech Defense has a 48.5% (90% CI: 48.3%-48.8%) win rate for white, based on 88K Lichess games. Average game length is 32 moves with a 3.0% draw rate.

What is the Polish Opening: Czech Defense win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Polish Opening: Czech Defense has a 48.5% (90% CI: 48.3%-48.7%) win rate for white, based on 164K Lichess games. Average game length is 34 moves with a 3.5% draw rate.

What is the Polish Opening: Czech Defense win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Polish Opening: Czech Defense has a 49.4% (90% CI: 49.3%-49.6%) win rate for white, based on 227K Lichess games. Average game length is 36 moves with a 4.1% draw rate.

What is the Polish Opening: Czech Defense win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Polish Opening: Czech Defense has a 50.2% (90% CI: 50.0%-50.4%) win rate for white, based on 197K Lichess games. Average game length is 38 moves with a 4.6% draw rate.

What is the Polish Opening: Czech Defense win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Polish Opening: Czech Defense has a 51.3% (90% CI: 51.0%-51.6%) win rate for white, based on 95K Lichess games. Average game length is 39 moves with a 5.0% draw rate.

What is the Polish Opening: Czech Defense win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Polish Opening: Czech Defense has a 51.3% (90% CI: 50.8%-51.8%) win rate for white, based on 25K Lichess games. Average game length is 40 moves with a 5.4% draw rate.

What is the Polish Opening: Czech Defense win rate at 2500+ Elo?

At 2500+ Elo, the Polish Opening: Czech Defense has a 54.6% (90% CI: 52.6%-56.7%) win rate for white, based on 1.6K Lichess games. Average game length is 42 moves with a 5.3% draw rate.

What is the Polish Opening: Czech Defense win rate in UltraBullet?

In UltraBullet games, the Polish Opening: Czech Defense has a 50.3% (90% CI: 47.3%-53.3%) win rate for white (729 Lichess games). Draw rate is 0.2%.

What is the Polish Opening: Czech Defense win rate in Bullet?

In Bullet games, the Polish Opening: Czech Defense has a 50.4% (90% CI: 50.3%-50.6%) win rate for white (246K Lichess games). Draw rate is 2.7%.

What is the Polish Opening: Czech Defense win rate in Blitz?

In Blitz games, the Polish Opening: Czech Defense has a 49.5% (90% CI: 49.4%-49.7%) win rate for white (461K Lichess games). Draw rate is 4.5%.

What is the Polish Opening: Czech Defense win rate in Rapid?

In Rapid games, the Polish Opening: Czech Defense has a 47.7% (90% CI: 47.5%-48.0%) win rate for white (127K Lichess games). Draw rate is 5.1%.

What is the Polish Opening: Czech Defense win rate in Classical?

In Classical games, the Polish Opening: Czech Defense has a 46.5% (90% CI: 45.4%-47.7%) win rate for white (5.3K Lichess games). Draw rate is 5.7%.

Is the Polish Opening: Czech Defense a good opening?

The Polish Opening: Czech Defense is statistically balanced with a 49.5% (90% CI: 49.4%-49.6%) win rate across all ratings. It performs best at 2500+ Elo. Your results depend on your rating, time control, and how well you know the typical plans.