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Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line

4.3K games from Lichess · Updated January 2026

Tough Sell
White Expected Score48.1%Range (90% confident): 46.8% – 49.3%Based on 4.3K games
0%48.1%100%
Range (90% confident): 46.8% – 49.3%
Outcome Distribution
44.1%7.9%48.0%
Win
Draw
Loss
8.e4
Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line
Analyzen=4.3K
Avg Length35 moves
Sharpness92%
Draw Rate7.9%

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line expected score for White?

Snapshot

At all ratings, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 48.1% expected score for White (we're 90% confident it's between 46.8% and 49.3%), based on 4.3K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Traps & Chaos

Complexity: 96.3 · Trap factor: -28.1 · n=4.3K

Time-Control Swing

Max swing: 10.7% · Rapid best · Bullet worst

White Win% by Rating

Improves with rating: 33% → 47%

1000
1200
1400
1600
1800
2000
2200
2500+

  • 1000-1199: 33.3% win rate (3 games)
  • 1200-1399: 14.3% win rate (2 games)
  • 1400-1599: 54.8% win rate (14 games)
  • 1600-1799: 47.4% win rate (65 games)
  • 1800-1999: 50.7% win rate (329 games)
  • 2000-2199: 43.8% win rate (998 games)
  • 2200-2499: 42.2% win rate (2,087 games)
  • 2500+: 46.5% win rate (791 games)

White Win% by Time Control

Best in Classical (64%), worst in Bullet (41%)

Bullet
Blitz
Rapid
Classical

  • Bullet: 41.4% win rate (1,166 games)
  • Blitz: 44.1% win rate (2,769 games)
  • Rapid: 52.1% win rate (322 games)
  • Classical: 64.2% win rate (32 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

  • 1000-1199 rating, Bullet: 30.0% expected score (1 games)
  • 1000-1199 rating, Blitz: 50.0% expected score (2 games)
  • 1200-1399 rating, Blitz: 30.0% expected score (1 games)
  • 1200-1399 rating, Rapid: 30.0% expected score (1 games)
  • 1400-1599 rating, Bullet: 83.4% expected score (3 games)
  • 1400-1599 rating, Blitz: 50.0% expected score (5 games)
  • 1400-1599 rating, Rapid: 68.2% expected score (4 games)
  • 1400-1599 rating, Classical: 50.0% expected score (2 games)
  • 1600-1799 rating, Bullet: 56.1% expected score (15 games)
  • 1600-1799 rating, Blitz: 37.7% expected score (39 games)
  • 1600-1799 rating, Rapid: 73.8% expected score (9 games)
  • 1600-1799 rating, Classical: 78.6% expected score (2 games)
  • 1800-1999 rating, Bullet: 47.0% expected score (48 games)
  • 1800-1999 rating, Blitz: 51.0% expected score (247 games)
  • 1800-1999 rating, Rapid: 62.7% expected score (30 games)
  • 1800-1999 rating, Classical: 86.4% expected score (4 games)
  • 2000-2199 rating, Bullet: 37.4% expected score (125 games)
  • 2000-2199 rating, Blitz: 47.4% expected score (770 games)
  • 2000-2199 rating, Rapid: 51.6% expected score (96 games)
  • 2000-2199 rating, Classical: 61.8% expected score (7 games)
  • 2200-2499 rating, Bullet: 40.4% expected score (530 games)
  • 2200-2499 rating, Blitz: 46.8% expected score (1,398 games)
  • 2200-2499 rating, Rapid: 54.6% expected score (151 games)
  • 2200-2499 rating, Classical: 55.3% expected score (8 games)
  • 2500+ rating, Bullet: 53.2% expected score (444 games)
  • 2500+ rating, Blitz: 52.4% expected score (307 games)
  • 2500+ rating, Rapid: 68.5% expected score (31 games)
  • 2500+ rating, Classical: 88.1% expected score (9 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%
Analyze Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate?

The Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 44.1% (90% CI: 42.9%-45.4%) win rate for white, based on 4.3K rated games from Lichess.

At what rating does the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line perform best?

The Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line performs best at 1800-1999 Elo with a 50.7% win rate for white (329 games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line better in blitz or rapid?

Rapid (52.1%) outperforms Bullet (41.4%) by 10.7%. Choose your time control wisely.

How sharp is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line?

The Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a sharpness score of 92.1 (decisive), meaning 92.1% of games end decisively. Average game length is 35 moves.

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 50.7% (90% CI: 46.2%-55.2%) win rate for white, based on 329 Lichess games. Average game length is 30 moves with a 2.9% draw rate.

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 43.8% (90% CI: 41.2%-46.4%) win rate for white, based on 998 Lichess games. Average game length is 32 moves with a 5.7% draw rate.

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 42.2% (90% CI: 40.4%-43.9%) win rate for white, based on 2.1K Lichess games. Average game length is 33 moves with a 7.2% draw rate.

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate at 2500+ Elo?

At 2500+ Elo, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 46.5% (90% CI: 43.6%-49.4%) win rate for white, based on 791 Lichess games. Average game length is 46 moves with a 15.0% draw rate.

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate in Bullet?

In Bullet games, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 41.4% (90% CI: 39.1%-43.8%) win rate for white (1.2K Lichess games). Draw rate is 8.2%.

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate in Blitz?

In Blitz games, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 44.1% (90% CI: 42.5%-45.6%) win rate for white (2.8K Lichess games). Draw rate is 7.5%.

What is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line win rate in Rapid?

In Rapid games, the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line has a 52.1% (90% CI: 47.5%-56.6%) win rate for white (322 Lichess games). Draw rate is 9.1%.

Is the Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line a good opening?

The Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line is slightly favors black with a 44.1% (90% CI: 42.9%-45.4%) win rate across all ratings. It performs best at 1800-1999 Elo. Your results depend on your rating, time control, and how well you know the typical plans.