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Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation

1.7K games from Lichess · Updated January 2026

Tough Sell
Black Expected Score48.9%Range (90% confident): 46.9% – 50.9%Based on 1.7K games
0%48.9%100%
Range (90% confident): 46.9% – 50.9%
Outcome Distribution
45.2%7.4%47.5%
Win
Draw
Loss
5...Ba6
Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation
Analyzen=1.7K
Avg Length37 moves
Sharpness93%
Draw Rate7.4%

What is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation expected score for Black?

Snapshot

At all ratings, the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a 48.9% expected score for Black (we're 90% confident it's between 46.9% and 50.9%), based on 1.7K Lichess games.

Black Win% by Rating

Improves with rating: 33% → 39%

1000
1200
1400
1600
1800
2000
2200
2500+

  • 1000-1199: 33.3% win rate (3 games)
  • 1200-1399: 27.3% win rate (4 games)
  • 1400-1599: 26.3% win rate (8 games)
  • 1600-1799: 54.8% win rate (14 games)
  • 1800-1999: 46.1% win rate (43 games)
  • 2000-2199: 46.5% win rate (245 games)
  • 2200-2499: 47.8% win rate (901 games)
  • 2500+: 39.4% win rate (469 games)

Black Win% by Time Control

Best in Bullet (46%), worst in Classical (28%)

Bullet
Blitz
Rapid
Classical

  • Bullet: 45.8% win rate (288 games)
  • Blitz: 45.8% win rate (1,313 games)
  • Rapid: 33.3% win rate (75 games)
  • Classical: 28.0% win rate (11 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

  • 1000-1199 rating, Blitz: 38.9% expected score (3 games)
  • 1200-1399 rating, Blitz: 31.9% expected score (4 games)
  • 1400-1599 rating, Bullet: 38.9% expected score (3 games)
  • 1400-1599 rating, Blitz: 31.9% expected score (4 games)
  • 1400-1599 rating, Rapid: 30.0% expected score (1 games)
  • 1600-1799 rating, Bullet: 78.6% expected score (2 games)
  • 1600-1799 rating, Blitz: 50.0% expected score (8 games)
  • 1600-1799 rating, Rapid: 83.4% expected score (3 games)
  • 1600-1799 rating, Classical: 30.0% expected score (1 games)
  • 1800-1999 rating, Bullet: 50.0% expected score (8 games)
  • 1800-1999 rating, Blitz: 51.6% expected score (31 games)
  • 1800-1999 rating, Rapid: 64.3% expected score (2 games)
  • 1800-1999 rating, Classical: 50.0% expected score (2 games)
  • 2000-2199 rating, Bullet: 46.9% expected score (30 games)
  • 2000-2199 rating, Blitz: 51.1% expected score (188 games)
  • 2000-2199 rating, Rapid: 47.8% expected score (21 games)
  • 2000-2199 rating, Classical: 30.0% expected score (6 games)
  • 2200-2499 rating, Bullet: 50.8% expected score (137 games)
  • 2200-2499 rating, Blitz: 52.8% expected score (725 games)
  • 2200-2499 rating, Rapid: 31.9% expected score (37 games)
  • 2200-2499 rating, Classical: 64.3% expected score (2 games)
  • 2500+ rating, Bullet: 47.3% expected score (108 games)
  • 2500+ rating, Blitz: 42.3% expected score (350 games)
  • 2500+ rating, Rapid: 26.0% expected score (11 games)

Related Openings

Parent
Nimzo-Indian Defense
48.4%
Variations (5)
Nimzo-Indian Defense: Three Knights Variation
50.0%
Nimzo-Indian Defense: Leningrad Variation
48.8%
Nimzo-Indian Defense: Classical Variation
50.5%
Nimzo-Indian Defense: Sämisch Variation
49.5%
Nimzo-Indian Defense: Kmoch Variation
51.8%
Analyze Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation win rate?

The Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a 47.5% (90% CI: 45.5%-49.5%) win rate for white, based on 1.7K rated games from Lichess.

At what rating does the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation perform best?

The Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation performs best at 2500+ Elo with a 53.5% win rate for white (469 games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation better in blitz or rapid?

Rapid (56.9%) outperforms Bullet (47.5%) by 9.4%. Choose your time control wisely.

How sharp is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation?

The Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a sharpness score of 92.6 (decisive), meaning 92.6% of games end decisively. Average game length is 37 moves.

What is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a 47.3% (90% CI: 42.1%-52.5%) win rate for white, based on 245 Lichess games. Average game length is 35 moves with a 6.3% draw rate.

What is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a 44.5% (90% CI: 41.8%-47.2%) win rate for white, based on 901 Lichess games. Average game length is 37 moves with a 7.7% draw rate.

What is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation win rate at 2500+ Elo?

At 2500+ Elo, the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a 53.5% (90% CI: 49.7%-57.2%) win rate for white, based on 469 Lichess games. Average game length is 41 moves with a 7.1% draw rate.

What is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation win rate in Bullet?

In Bullet games, the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a 47.5% (90% CI: 42.7%-52.3%) win rate for white (288 Lichess games). Draw rate is 6.7%.

What is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation win rate in Blitz?

In Blitz games, the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation has a 46.8% (90% CI: 44.6%-49.1%) win rate for white (1.3K Lichess games). Draw rate is 7.3%.

Is the Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation a good opening?

The Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation is statistically balanced with a 47.5% (90% CI: 45.5%-49.5%) win rate across all ratings. It performs best at 2500+ Elo. Your results depend on your rating, time control, and how well you know the typical plans.