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Slav Defense: Czech Variation, Classical System

39K games from Lichess · Updated January 2026

Playable
White Expected Score51.8%Range (90% confident): 51.4% – 52.3%Based on 39K games
0%51.8%100%
Range (90% confident): 51.4% – 52.3%
Outcome Distribution
48.6%6.3%45.0%
Win
Draw
Loss
6.e3
Slav Defense: Czech Variation, Classical System
Analyzen=39K
Avg Length38 moves
Sharpness94%
Draw Rate6.3%

What is the Slav Defense: Czech Variation, Classical System expected score for White?

Snapshot

At all ratings, the Slav Defense: Czech Variation, Classical System has a 51.8% expected score for White (we're 90% confident it's between 51.4% and 52.3%), based on 39K Lichess games.

White Win% by Rating

Declines with rating: 58% → 50%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 58.1% win rate (20 games)
  • 1000-1199: 56.6% win rate (63 games)
  • 1200-1399: 53.7% win rate (236 games)
  • 1400-1599: 51.5% win rate (854 games)
  • 1600-1799: 48.5% win rate (2,837 games)
  • 1800-1999: 46.9% win rate (8,029 games)
  • 2000-2199: 48.8% win rate (12,467 games)
  • 2200-2499: 49.0% win rate (11,984 games)
  • 2500+: 50.4% win rate (2,458 games)

White Win% by Time Control

Best in Bullet (49%), worst in UltraBullet (33%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 33.3% win rate (9 games)
  • Bullet: 48.8% win rate (11,492 games)
  • Blitz: 48.6% win rate (23,523 games)
  • Rapid: 48.5% win rate (3,746 games)
  • Classical: 42.6% win rate (178 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, Bullet: 54.0% expected score (11 games)
  • 0-999 rating, Blitz: 73.6% expected score (7 games)
  • 0-999 rating, Rapid: 50.0% expected score (2 games)
  • 1000-1199 rating, UltraBullet: 70.0% expected score (1 games)
  • 1000-1199 rating, Bullet: 40.9% expected score (26 games)
  • 1000-1199 rating, Blitz: 68.2% expected score (26 games)
  • 1000-1199 rating, Rapid: 67.4% expected score (10 games)
  • 1200-1399 rating, Bullet: 52.3% expected score (108 games)
  • 1200-1399 rating, Blitz: 53.0% expected score (99 games)
  • 1200-1399 rating, Rapid: 66.4% expected score (29 games)
  • 1400-1599 rating, UltraBullet: 78.6% expected score (2 games)
  • 1400-1599 rating, Bullet: 57.3% expected score (321 games)
  • 1400-1599 rating, Blitz: 51.7% expected score (449 games)
  • 1400-1599 rating, Rapid: 42.6% expected score (73 games)
  • 1400-1599 rating, Classical: 45.3% expected score (9 games)
  • 1600-1799 rating, UltraBullet: 16.7% expected score (3 games)
  • 1600-1799 rating, Bullet: 49.3% expected score (826 games)
  • 1600-1799 rating, Blitz: 50.7% expected score (1,733 games)
  • 1600-1799 rating, Rapid: 54.5% expected score (253 games)
  • 1600-1799 rating, Classical: 20.2% expected score (22 games)
  • 1800-1999 rating, UltraBullet: 21.5% expected score (2 games)
  • 1800-1999 rating, Bullet: 48.3% expected score (1,792 games)
  • 1800-1999 rating, Blitz: 50.3% expected score (5,232 games)
  • 1800-1999 rating, Rapid: 49.0% expected score (926 games)
  • 1800-1999 rating, Classical: 50.7% expected score (77 games)
  • 2000-2199 rating, UltraBullet: 30.0% expected score (1 games)
  • 2000-2199 rating, Bullet: 50.1% expected score (2,809 games)
  • 2000-2199 rating, Blitz: 52.5% expected score (8,097 games)
  • 2000-2199 rating, Rapid: 52.3% expected score (1,507 games)
  • 2000-2199 rating, Classical: 57.4% expected score (53 games)
  • 2200-2499 rating, Bullet: 51.3% expected score (3,919 games)
  • 2200-2499 rating, Blitz: 53.0% expected score (7,142 games)
  • 2200-2499 rating, Rapid: 57.0% expected score (910 games)
  • 2200-2499 rating, Classical: 46.6% expected score (13 games)
  • 2500+ rating, Bullet: 54.5% expected score (1,680 games)
  • 2500+ rating, Blitz: 55.0% expected score (738 games)
  • 2500+ rating, Rapid: 64.7% expected score (36 games)
  • 2500+ rating, Classical: 68.2% expected score (4 games)

Related Openings

Parent
Slav Defense
50.8%
Variations (5)
Slav Defense: Alapin Variation
53.2%
Slav Defense: Alekhine Variation
51.7%
Slav Defense: Bonet Gambit
49.7%
Slav Defense: Breyer Variation
50.3%
Slav Defense: Chebanenko Variation
49.1%
Continuations (1)
Slav Defense: Czech Variation, Classical System, Main Line
44.5%
Analyze Slav Defense: Czech Variation, Classical System PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Slav Defense: Czech Variation, Classical System win rate?

The Slav Defense: Czech Variation, Classical System has a 48.6% (90% CI: 48.2%-49.1%) win rate for white, based on 39K rated games from Lichess.

At what rating does the Slav Defense: Czech Variation, Classical System perform best?

The Slav Defense: Czech Variation, Classical System performs best at 2500+ Elo with a 50.4% win rate for white (2.5K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Slav Defense: Czech Variation, Classical System better in blitz or rapid?

Blitz (48.6%) outperforms Classical (42.6%) by 6.0%. Choose your time control wisely.

How sharp is the Slav Defense: Czech Variation, Classical System?

The Slav Defense: Czech Variation, Classical System has a sharpness score of 93.7 (decisive), meaning 93.7% of games end decisively. Average game length is 38 moves.

What is the Slav Defense: Czech Variation, Classical System win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Slav Defense: Czech Variation, Classical System has a 53.7% (90% CI: 48.4%-59.0%) win rate for white, based on 236 Lichess games. Average game length is 29 moves with a 1.5% draw rate.

What is the Slav Defense: Czech Variation, Classical System win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Slav Defense: Czech Variation, Classical System has a 51.5% (90% CI: 48.7%-54.3%) win rate for white, based on 854 Lichess games. Average game length is 32 moves with a 3.1% draw rate.

What is the Slav Defense: Czech Variation, Classical System win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Slav Defense: Czech Variation, Classical System has a 48.5% (90% CI: 46.9%-50.0%) win rate for white, based on 2.8K Lichess games. Average game length is 34 moves with a 3.7% draw rate.

What is the Slav Defense: Czech Variation, Classical System win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Slav Defense: Czech Variation, Classical System has a 46.9% (90% CI: 45.9%-47.8%) win rate for white, based on 8.0K Lichess games. Average game length is 36 moves with a 5.6% draw rate.

What is the Slav Defense: Czech Variation, Classical System win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Slav Defense: Czech Variation, Classical System has a 48.8% (90% CI: 48.0%-49.5%) win rate for white, based on 12K Lichess games. Average game length is 38 moves with a 6.3% draw rate.

What is the Slav Defense: Czech Variation, Classical System win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Slav Defense: Czech Variation, Classical System has a 49.0% (90% CI: 48.3%-49.8%) win rate for white, based on 12K Lichess games. Average game length is 40 moves with a 7.4% draw rate.

What is the Slav Defense: Czech Variation, Classical System win rate at 2500+ Elo?

At 2500+ Elo, the Slav Defense: Czech Variation, Classical System has a 50.4% (90% CI: 48.8%-52.1%) win rate for white, based on 2.5K Lichess games. Average game length is 44 moves with a 8.7% draw rate.

What is the Slav Defense: Czech Variation, Classical System win rate in Bullet?

In Bullet games, the Slav Defense: Czech Variation, Classical System has a 48.8% (90% CI: 48.0%-49.6%) win rate for white (11K Lichess games). Draw rate is 4.4%.

What is the Slav Defense: Czech Variation, Classical System win rate in Blitz?

In Blitz games, the Slav Defense: Czech Variation, Classical System has a 48.6% (90% CI: 48.1%-49.2%) win rate for white (24K Lichess games). Draw rate is 6.9%.

What is the Slav Defense: Czech Variation, Classical System win rate in Rapid?

In Rapid games, the Slav Defense: Czech Variation, Classical System has a 48.5% (90% CI: 47.2%-49.9%) win rate for white (3.7K Lichess games). Draw rate is 8.7%.

What is the Slav Defense: Czech Variation, Classical System win rate in Classical?

In Classical games, the Slav Defense: Czech Variation, Classical System has a 42.6% (90% CI: 36.6%-48.7%) win rate for white (178 Lichess games). Draw rate is 12.0%.

Is the Slav Defense: Czech Variation, Classical System a good opening?

The Slav Defense: Czech Variation, Classical System is statistically balanced with a 48.6% (90% CI: 48.2%-49.1%) 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.