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Sicilian DefenseModern Variations

B50For BlackAggressive

1. e4 c5 2. Nf3 d6

A line for Black. Every figure below is computed separately for each rating band, and every one carries its own sample size.

Win rate, Black
48.0%48.6%48.7%47.5%
Band 600, n = 10,490Band 1000, n = 95,162Band 1400, n = 119,088Band 1800, n = 380,603
Blunder rate
50.0%51.2%36.4%36.9%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
CCBB
Black, band 600Black, band 1000Black, band 1400Black, band 1800
Share of games
0.2%0.7%1.1%1.8%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60048.3%3.6%48.0%50.0%ply 4.010,490C
100047.9%3.5%48.6%51.2%ply 4.095,162C
140047.4%3.9%48.7%36.4%ply 4.0119,088B
180047.8%4.7%47.5%36.9%ply 4.0380,603B

Results by band

What it actually does, band by band.

All four bands are on the page. The one matching your rating is marked. Nothing here is averaged across bands.

600Your bandC at 600Blunder rate 50.0%, band median 44.6%

At 600, the Sicilian Defense: Modern Variations scores 48.0% for Black across 10,490 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 50.0% include an early material blunder (14 games at 600).

1000Your bandC at 1000Blunder rate 51.2%, band median 42.9%

At 1000, the Sicilian Defense: Modern Variations scores 48.6% for Black across 95,162 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 51.2% include an early material blunder (121 games at 1000).

1400Your bandB at 1400Blunder rate 36.4%, band median 40.0%

At 1400, the Sicilian Defense: Modern Variations scores 48.7% for Black across 119,088 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 36.4% include an early material blunder (121 games at 1400).

1800Your bandB at 1800Blunder rate 36.9%, band median 36.4%

At 1800, the Sicilian Defense: Modern Variations scores 47.5% for Black across 380,603 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 36.9% include an early material blunder (293 games at 1800).

Variations

Where the line goes next.

The lines that continue the Sicilian Defense: Modern Variations, most played first at your band. Switch the band in the header and both the figures and the order follow.

  • CDBCB50

    Sicilian Defense

    1. e4 c5 2. Nf3 d6 3. d4

    0.1% of games at 600, n = 2,9990.2% of games at 1000, n = 32,7110.5% of games at 1400, n = 48,9580.9% of games at 1800, n = 194,876

  • CBCCB50

    Sicilian Defense: Delayed Alapin Variation, with d6

    1. e4 c5 2. Nf3 d6 3. c3

    0.0% of games at 600, n = 4870.1% of games at 1000, n = 7,3390.1% of games at 1400, n = 12,1470.2% of games at 1800, n = 46,817

Questions

Common questions about this page.

At 600, the Sicilian Defense: Modern Variations scores 48.0% for Black across 10,490 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 50.0% include an early material blunder (14 games at 600).

At 1000, the Sicilian Defense: Modern Variations scores 48.6% for Black across 95,162 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 51.2% include an early material blunder (121 games at 1000).

The Sicilian Defense: Modern Variations (B50) is a line for Black. The main line runs 1. e4 c5 2. Nf3 d6.