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Petrov's DefenseStafford Gambit

C42For BlackAggressive

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6

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
46.4%52.5%51.7%48.5%
Band 600, n = 4,371Band 1000, n = 25,774Band 1400, n = 21,847Band 1800, n = 33,185
Blunder rate
50.0%33.3%46.2%35.7%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
CABC
Black, band 600Black, band 1000Black, band 1400Black, band 1800
Share of games
0.1%0.2%0.2%0.2%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60049.5%4.2%46.4%50.0%ply 6.04,371C
100044.8%2.6%52.5%33.3%ply 6.225,774A
140045.5%2.9%51.7%46.2%ply 6.021,847B
180048.0%3.5%48.5%35.7%ply 6.033,185C

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 Petrov's Defense: Stafford Gambit scores 46.4% for Black across 4,371 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 (2 games at 600).

1000Your bandA at 1000Blunder rate 33.3%, band median 42.9%

At 1000, the Petrov's Defense: Stafford Gambit scores 52.5% for Black across 25,774 games. That is comfortably above average at this level. Games in this line leave known theory around move 4 on average, and 33.3% include an early material blunder (9 games at 1000).

1400Your bandB at 1400Blunder rate 46.2%, band median 40.0%

At 1400, the Petrov's Defense: Stafford Gambit scores 51.7% for Black across 21,847 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 46.2% include an early material blunder (13 games at 1400).

1800Your bandC at 1800Blunder rate 35.7%, band median 36.4%

At 1800, the Petrov's Defense: Stafford Gambit scores 48.5% for Black across 33,185 games. That is below average at this level. Games in this line leave known theory around move 3 on average, and 35.7% include an early material blunder (14 games at 1800).

Variations

Where the line goes next.

The lines that continue the Petrov's Defense: Stafford Gambit, most played first at your band. Switch the band in the header and both the figures and the order follow.

  • BABCC42

    Petrov's Defense: Stafford Gambit Accepted

    1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6

    0.1% of games at 600, n = 2,4090.1% of games at 1000, n = 20,4260.2% of games at 1400, n = 17,9890.1% of games at 1800, n = 27,659

Questions

Common questions about this page.

At 600, the Petrov's Defense: Stafford Gambit scores 46.4% for Black across 4,371 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 (2 games at 600).

At 1000, the Petrov's Defense: Stafford Gambit scores 52.5% for Black across 25,774 games. That is comfortably above average at this level. Games in this line leave known theory around move 4 on average, and 33.3% include an early material blunder (9 games at 1000).

The Petrov's Defense: Stafford Gambit (C42) is a line for Black. The main line runs 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6.