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Slav Defense

D10For BlackSolid

1. d4 d5 2. c4 c6

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
44.8%45.4%44.9%44.1%
Band 600, n = 9,881Band 1000, n = 79,276Band 1400, n = 90,731Band 1800, n = 276,512
Blunder rate
42.9%28.2%32.4%35.1%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
CCCC
Black, band 600Black, band 1000Black, band 1400Black, band 1800
Share of games
0.2%0.6%0.8%1.3%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60051.6%3.6%44.8%42.9%ply 4.09,881C
100050.9%3.7%45.4%28.2%ply 4.079,276C
140051.0%4.1%44.9%32.4%ply 4.090,731C
180050.8%5.2%44.1%35.1%ply 4.0276,512C

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 42.9%, band median 44.6%

At 600, the Slav Defense scores 44.8% for Black across 9,881 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 42.9% include an early material blunder (7 games at 600).

1000Your bandC at 1000Blunder rate 28.2%, band median 42.9%

At 1000, the Slav Defense scores 45.4% for Black across 79,276 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 28.2% include an early material blunder (39 games at 1000).

1400Your bandC at 1400Blunder rate 32.4%, band median 40.0%

At 1400, the Slav Defense scores 44.9% for Black across 90,731 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 32.4% include an early material blunder (37 games at 1400).

1800Your bandC at 1800Blunder rate 35.1%, band median 36.4%

At 1800, the Slav Defense scores 44.1% for Black across 276,512 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 35.1% include an early material blunder (94 games at 1800).

Variations

Where the line goes next.

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

  • DCDCD10

    Slav Defense

    1. d4 d5 2. c4 c6 3. Nc3

    0.1% of games at 600, n = 3,7800.3% of games at 1000, n = 37,6370.4% of games at 1400, n = 47,5900.7% of games at 1800, n = 154,955

  • DCCCD11

    Slav Defense: Modern Line

    1. d4 d5 2. c4 c6 3. Nf3

    0.0% of games at 600, n = 1,9520.1% of games at 1000, n = 15,9820.2% of games at 1400, n = 18,2820.3% of games at 1800, n = 63,497

Questions

Common questions about this page.

At 600, the Slav Defense scores 44.8% for Black across 9,881 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 42.9% include an early material blunder (7 games at 600).

At 1000, the Slav Defense scores 45.4% for Black across 79,276 games. That is below average at this level. Games in this line leave known theory around move 2 on average, and 28.2% include an early material blunder (39 games at 1000).

The Slav Defense (D10) is a line for Black. The main line runs 1. d4 d5 2. c4 c6.