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Scandinavian DefenseMain Line

B01For BlackSolidLow theory

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5

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
45.5%47.3%48.4%48.6%
Band 600, n = 11,808Band 1000, n = 96,635Band 1400, n = 87,418Band 1800, n = 160,509
Blunder rate
26.9%44.0%33.3%35.6%
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
0.3%0.7%0.8%0.8%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60051.4%3.2%45.5%26.9%ply 6.011,808C
100049.5%3.2%47.3%44.0%ply 6.096,635C
140047.9%3.7%48.4%33.3%ply 6.087,418B
180047.1%4.3%48.6%35.6%ply 6.0160,509B

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 26.9%, band median 44.6%

At 600, the Scandinavian Defense: Main Line scores 45.5% for Black across 11,808 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 26.9% include an early material blunder (26 games at 600).

1000Your bandC at 1000Blunder rate 44.0%, band median 42.9%

At 1000, the Scandinavian Defense: Main Line scores 47.3% for Black across 96,635 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 44.0% include an early material blunder (166 games at 1000).

1400Your bandB at 1400Blunder rate 33.3%, band median 40.0%

At 1400, the Scandinavian Defense: Main Line scores 48.4% for Black across 87,418 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 33.3% include an early material blunder (150 games at 1400).

1800Your bandB at 1800Blunder rate 35.6%, band median 36.4%

At 1800, the Scandinavian Defense: Main Line scores 48.6% for Black across 160,509 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 35.6% include an early material blunder (264 games at 1800).

Questions

Common questions about this page.

At 600, the Scandinavian Defense: Main Line scores 45.5% for Black across 11,808 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 26.9% include an early material blunder (26 games at 600).

At 1000, the Scandinavian Defense: Main Line scores 47.3% for Black across 96,635 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 44.0% include an early material blunder (166 games at 1000).

The Scandinavian Defense: Main Line (B01) is a line for Black. The main line runs 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5.