TrueEloPlay what wins.
Analyzer

Petrov's Defense: Classical Attack, Staunton Variation

33K games from Lichess · Updated January 2026

Tough Sell
Black Expected Score46.3%Range (90% confident): 45.9% – 46.8%Based on 33K games
0%46.3%100%
Range (90% confident): 45.9% – 46.8%
Outcome Distribution
38.0%16.6%45.4%
Win
Draw
Loss
8...c6
Petrov's Defense: Classical Attack, Staunton Variation
Analyzen=33K
Avg Length42 moves
Sharpness83%
Draw Rate16.6%

What is the Petrov's Defense: Classical Attack, Staunton Variation expected score for Black?

Snapshot

At all ratings, the Petrov's Defense: Classical Attack, Staunton Variation has a 46.3% expected score for Black (we're 90% confident it's between 45.9% and 46.8%), based on 33K Lichess games.

Black Win% by Rating

Declines with rating: 29% → 16%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 29.4% win rate (7 games)
  • 1000-1199: 33.3% win rate (21 games)
  • 1200-1399: 44.6% win rate (123 games)
  • 1400-1599: 44.5% win rate (469 games)
  • 1600-1799: 46.3% win rate (2,228 games)
  • 1800-1999: 44.1% win rate (6,259 games)
  • 2000-2199: 44.2% win rate (9,674 games)
  • 2200-2499: 40.5% win rate (8,181 games)
  • 2500+: 15.8% win rate (6,265 games)

Black Win% by Time Control

Best in UltraBullet (60%), worst in Classical (24%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 60.0% win rate (1 games)
  • Bullet: 36.1% win rate (8,582 games)
  • Blitz: 39.4% win rate (20,675 games)
  • Rapid: 36.3% win rate (3,666 games)
  • Classical: 23.5% win rate (303 games)

Black% by Rating × Time Control

Click any cell to filter. Green = above 50%, Red = below 50%.

RatingUBBulleBlitzRapidClass
0-999——
1000-1199——
1200-1399——
1400-1599—
1600-1799—
1800-1999
2000-2199—
2200-2499—
2500+—

Expected score matrix by rating bracket and time control

  • 0-999 rating, Bullet: 70.0% expected score (1 games)
  • 0-999 rating, Blitz: 30.0% expected score (1 games)
  • 0-999 rating, Rapid: 27.0% expected score (5 games)
  • 1000-1199 rating, Bullet: 50.0% expected score (10 games)
  • 1000-1199 rating, Blitz: 36.7% expected score (6 games)
  • 1000-1199 rating, Rapid: 19.3% expected score (5 games)
  • 1200-1399 rating, Bullet: 51.1% expected score (43 games)
  • 1200-1399 rating, Blitz: 49.2% expected score (60 games)
  • 1200-1399 rating, Rapid: 31.4% expected score (20 games)
  • 1400-1599 rating, Bullet: 47.5% expected score (174 games)
  • 1400-1599 rating, Blitz: 50.0% expected score (227 games)
  • 1400-1599 rating, Rapid: 35.1% expected score (52 games)
  • 1400-1599 rating, Classical: 21.5% expected score (16 games)
  • 1600-1799 rating, Bullet: 50.0% expected score (612 games)
  • 1600-1799 rating, Blitz: 49.7% expected score (1,368 games)
  • 1600-1799 rating, Rapid: 40.2% expected score (227 games)
  • 1600-1799 rating, Classical: 30.0% expected score (21 games)
  • 1800-1999 rating, UltraBullet: 70.0% expected score (1 games)
  • 1800-1999 rating, Bullet: 47.2% expected score (1,071 games)
  • 1800-1999 rating, Blitz: 47.4% expected score (4,320 games)
  • 1800-1999 rating, Rapid: 46.0% expected score (783 games)
  • 1800-1999 rating, Classical: 38.3% expected score (84 games)
  • 2000-2199 rating, Bullet: 50.3% expected score (1,803 games)
  • 2000-2199 rating, Blitz: 48.1% expected score (6,401 games)
  • 2000-2199 rating, Rapid: 45.1% expected score (1,395 games)
  • 2000-2199 rating, Classical: 39.6% expected score (75 games)
  • 2200-2499 rating, Bullet: 47.0% expected score (2,029 games)
  • 2200-2499 rating, Blitz: 44.9% expected score (5,358 games)
  • 2200-2499 rating, Rapid: 42.2% expected score (758 games)
  • 2200-2499 rating, Classical: 38.0% expected score (36 games)
  • 2500+ rating, Bullet: 45.5% expected score (2,839 games)
  • 2500+ rating, Blitz: 41.8% expected score (2,934 games)
  • 2500+ rating, Rapid: 45.5% expected score (421 games)
  • 2500+ rating, Classical: 50.0% expected score (71 games)

Related Openings

Parent
Petrov's Defense
49.1%
Variations (5)
Petrov's Defense: Three Knights Game
50.2%
Petrov's Defense: Italian Variation
50.9%
Petrov's Defense: Stafford Gambit
46.5%
Petrov's Defense: Modern Attack
51.5%
Petrov's Defense: Damiano Variation
58.6%
Analyze Petrov's Defense: Classical Attack, Staunton Variation PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate?

The Petrov's Defense: Classical Attack, Staunton Variation has a 45.4% (90% CI: 45.0%-45.9%) win rate for white, based on 33K rated games from Lichess.

At what rating does the Petrov's Defense: Classical Attack, Staunton Variation perform best?

The Petrov's Defense: Classical Attack, Staunton Variation performs best at 2200-2499 Elo with a 50.2% win rate for white (8.2K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Petrov's Defense: Classical Attack, Staunton Variation better in blitz or rapid?

Rapid (48.1%) outperforms Classical (44.5%) by 3.6%. Choose your time control wisely.

How sharp is the Petrov's Defense: Classical Attack, Staunton Variation?

The Petrov's Defense: Classical Attack, Staunton Variation has a sharpness score of 83.4 (moderately decisive), meaning 83.4% of games end decisively. Average game length is 42 moves.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Petrov's Defense: Classical Attack, Staunton Variation has a 51.0% (90% CI: 43.7%-58.3%) win rate for white, based on 123 Lichess games. Average game length is 28 moves with a 4.4% draw rate.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Petrov's Defense: Classical Attack, Staunton Variation has a 52.0% (90% CI: 48.2%-55.7%) win rate for white, based on 469 Lichess games. Average game length is 31 moves with a 3.5% draw rate.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Petrov's Defense: Classical Attack, Staunton Variation has a 49.1% (90% CI: 47.4%-50.8%) win rate for white, based on 2.2K Lichess games. Average game length is 33 moves with a 4.6% draw rate.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Petrov's Defense: Classical Attack, Staunton Variation has a 50.0% (90% CI: 49.0%-51.0%) win rate for white, based on 6.3K Lichess games. Average game length is 34 moves with a 5.9% draw rate.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Petrov's Defense: Classical Attack, Staunton Variation has a 48.2% (90% CI: 47.4%-49.1%) win rate for white, based on 9.7K Lichess games. Average game length is 38 moves with a 7.6% draw rate.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Petrov's Defense: Classical Attack, Staunton Variation has a 50.2% (90% CI: 49.3%-51.1%) win rate for white, based on 8.2K Lichess games. Average game length is 41 moves with a 9.4% draw rate.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate at 2500+ Elo?

At 2500+ Elo, the Petrov's Defense: Classical Attack, Staunton Variation has a 28.2% (90% CI: 27.3%-29.2%) win rate for white, based on 6.3K Lichess games. Average game length is 60 moves with a 56.0% draw rate.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate in Bullet?

In Bullet games, the Petrov's Defense: Classical Attack, Staunton Variation has a 41.2% (90% CI: 40.4%-42.1%) win rate for white (8.6K Lichess games). Draw rate is 22.6%.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate in Blitz?

In Blitz games, the Petrov's Defense: Classical Attack, Staunton Variation has a 46.7% (90% CI: 46.1%-47.2%) win rate for white (21K Lichess games). Draw rate is 14.0%.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate in Rapid?

In Rapid games, the Petrov's Defense: Classical Attack, Staunton Variation has a 48.1% (90% CI: 46.7%-49.4%) win rate for white (3.7K Lichess games). Draw rate is 15.7%.

What is the Petrov's Defense: Classical Attack, Staunton Variation win rate in Classical?

In Classical games, the Petrov's Defense: Classical Attack, Staunton Variation has a 44.5% (90% CI: 39.8%-49.2%) win rate for white (303 Lichess games). Draw rate is 32.0%.

Is the Petrov's Defense: Classical Attack, Staunton Variation a good opening?

The Petrov's Defense: Classical Attack, Staunton Variation is statistically favors white with a 45.4% (90% CI: 45.0%-45.9%) win rate across all ratings. It performs best at 2200-2499 Elo. Your results depend on your rating, time control, and how well you know the typical plans.