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Philidor DefenseExchange Variation

C41For BlackSolidLow theory

1. e4 e5 2. Nf3 d6 3. d4 exd4

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
43.4%46.0%45.5%43.4%
Band 600, n = 5,921Band 1000, n = 47,833Band 1400, n = 53,592Band 1800, n = 104,530
Blunder rate
0.0%50.0%70.0%51.6%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
CCDD
Black, band 600Black, band 1000Black, band 1400Black, band 1800
Share of games
0.1%0.3%0.5%0.5%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60052.2%4.4%43.4%0.0%ply 6.05,921C
100050.2%3.9%46.0%50.0%ply 6.047,833C
140050.6%3.9%45.5%70.0%ply 6.053,592D
180051.8%4.8%43.4%51.6%ply 6.0104,530D

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 0.0%, band median 44.6%

At 600, the Philidor Defense: Exchange Variation scores 43.4% for Black across 5,921 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 0.0% include an early material blunder (2 games at 600).

1000Your bandC at 1000Blunder rate 50.0%, band median 42.9%

At 1000, the Philidor Defense: Exchange Variation scores 46.0% for Black across 47,833 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 50.0% include an early material blunder (36 games at 1000).

1400Your bandD at 1400Blunder rate 70.0%, band median 40.0%

At 1400, the Philidor Defense: Exchange Variation scores 45.5% for Black across 53,592 games. Most openings score better than this at this level. Games in this line leave known theory around move 3 on average, and 70.0% include an early material blunder (30 games at 1400).

1800Your bandD at 1800Blunder rate 51.6%, band median 36.4%

At 1800, the Philidor Defense: Exchange Variation scores 43.4% for Black across 104,530 games. Most openings score better than this at this level. Games in this line leave known theory around move 3 on average, and 51.6% include an early material blunder (62 games at 1800).

Variations

Where the line goes next.

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

  • DCDDC41

    Philidor Defense: Exchange Variation

    1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4

    0.1% of games at 600, n = 4,0200.2% of games at 1000, n = 31,4340.3% of games at 1400, n = 37,3460.4% of games at 1800, n = 75,896

Questions

Common questions about this page.

At 600, the Philidor Defense: Exchange Variation scores 43.4% for Black across 5,921 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 0.0% include an early material blunder (2 games at 600).

At 1000, the Philidor Defense: Exchange Variation scores 46.0% for Black across 47,833 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 50.0% include an early material blunder (36 games at 1000).

The Philidor Defense: Exchange Variation (C41) is a line for Black. The main line runs 1. e4 e5 2. Nf3 d6 3. d4 exd4.