TrueEloPlay what wins.
Analyzer

Nimzo-Indian Defense: Spielmann Variation

154K games from Lichess · Updated January 2026

Playable
White Expected Score51.2%Range (90% confident): 51.0% – 51.4%Based on 154K games
0%51.2%100%
Range (90% confident): 51.0% – 51.4%
Outcome Distribution
48.8%4.8%46.4%
Win
Draw
Loss
4.Qb3
Nimzo-Indian Defense: Spielmann Variation
Analyzen=154K
Avg Length36 moves
Sharpness95%
Draw Rate4.8%

What is the Nimzo-Indian Defense: Spielmann Variation expected score for White?

Snapshot

At all ratings, the Nimzo-Indian Defense: Spielmann Variation has a 51.2% expected score for White (we're 90% confident it's between 51.0% and 51.4%), based on 154K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Time-Control Swing

Max swing: 8.2% · Bullet best · Classical worst

White Win% by Rating

Stable across ratings (~54%)

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 53.8% win rate (228 games)
  • 1000-1199: 48.5% win rate (1,425 games)
  • 1200-1399: 49.0% win rate (4,713 games)
  • 1400-1599: 49.3% win rate (11,328 games)
  • 1600-1799: 48.7% win rate (21,674 games)
  • 1800-1999: 48.4% win rate (36,352 games)
  • 2000-2199: 48.3% win rate (44,946 games)
  • 2200-2499: 49.2% win rate (28,073 games)
  • 2500+: 51.9% win rate (5,513 games)

White Win% by Time Control

Best in Bullet (49%), worst in Classical (41%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 48.1% win rate (12 games)
  • Bullet: 49.4% win rate (43,312 games)
  • Blitz: 48.8% win rate (94,102 games)
  • Rapid: 47.3% win rate (16,054 games)
  • Classical: 41.2% win rate (772 games)

White% 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: 52.2% expected score (114 games)
  • 0-999 rating, Blitz: 54.1% expected score (98 games)
  • 0-999 rating, Rapid: 67.2% expected score (16 games)
  • 1000-1199 rating, Bullet: 49.7% expected score (588 games)
  • 1000-1199 rating, Blitz: 49.8% expected score (716 games)
  • 1000-1199 rating, Rapid: 50.9% expected score (120 games)
  • 1000-1199 rating, Classical: 50.0% expected score (1 games)
  • 1200-1399 rating, UltraBullet: 78.6% expected score (2 games)
  • 1200-1399 rating, Bullet: 52.4% expected score (1,431 games)
  • 1200-1399 rating, Blitz: 49.9% expected score (2,670 games)
  • 1200-1399 rating, Rapid: 48.9% expected score (591 games)
  • 1200-1399 rating, Classical: 42.7% expected score (19 games)
  • 1400-1599 rating, UltraBullet: 50.0% expected score (4 games)
  • 1400-1599 rating, Bullet: 51.3% expected score (2,805 games)
  • 1400-1599 rating, Blitz: 51.3% expected score (6,823 games)
  • 1400-1599 rating, Rapid: 49.4% expected score (1,620 games)
  • 1400-1599 rating, Classical: 46.1% expected score (76 games)
  • 1600-1799 rating, UltraBullet: 50.0% expected score (2 games)
  • 1600-1799 rating, Bullet: 51.4% expected score (4,910 games)
  • 1600-1799 rating, Blitz: 50.6% expected score (12,984 games)
  • 1600-1799 rating, Rapid: 50.9% expected score (3,540 games)
  • 1600-1799 rating, Classical: 39.6% expected score (238 games)
  • 1800-1999 rating, UltraBullet: 31.9% expected score (4 games)
  • 1800-1999 rating, Bullet: 51.1% expected score (8,012 games)
  • 1800-1999 rating, Blitz: 50.9% expected score (23,140 games)
  • 1800-1999 rating, Rapid: 48.6% expected score (4,881 games)
  • 1800-1999 rating, Classical: 49.6% expected score (315 games)
  • 2000-2199 rating, Bullet: 50.6% expected score (11,286 games)
  • 2000-2199 rating, Blitz: 51.1% expected score (29,684 games)
  • 2000-2199 rating, Rapid: 51.2% expected score (3,872 games)
  • 2000-2199 rating, Classical: 41.0% expected score (104 games)
  • 2200-2499 rating, Bullet: 50.2% expected score (10,839 games)
  • 2200-2499 rating, Blitz: 53.4% expected score (15,835 games)
  • 2200-2499 rating, Rapid: 53.1% expected score (1,380 games)
  • 2200-2499 rating, Classical: 42.7% expected score (19 games)
  • 2500+ rating, Bullet: 56.4% expected score (3,327 games)
  • 2500+ rating, Blitz: 54.8% expected score (2,152 games)
  • 2500+ rating, Rapid: 62.7% expected score (34 games)

Related Openings

Parent
Nimzo-Indian Defense
48.4%
Variations (5)
Nimzo-Indian Defense: Classical Variation
50.5%
Nimzo-Indian Defense: Classical Variation, Berlin Variation
48.9%
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Macieja System
54.8%
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Pirc Variation
47.2%
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Steiner Variation
46.2%
Continuations (4)
Nimzo-Indian Defense: Spielmann Variation, Carlsbad Variation
44.8%
Nimzo-Indian Defense: Spielmann Variation, Karlsbad Variation
44.0%
Nimzo-Indian Defense: Spielmann Variation, Romanovsky Gambit
48.4%
Nimzo-Indian Defense: Spielmann Variation, Stahlberg Variation
56.2%
Analyze Nimzo-Indian Defense: Spielmann Variation PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Nimzo-Indian Defense: Spielmann Variation win rate?

The Nimzo-Indian Defense: Spielmann Variation has a 48.8% (90% CI: 48.6%-49.0%) win rate for white, based on 154K rated games from Lichess.

At what rating does the Nimzo-Indian Defense: Spielmann Variation perform best?

The Nimzo-Indian Defense: Spielmann Variation performs best at 2500+ Elo with a 51.9% win rate for white (5.5K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Nimzo-Indian Defense: Spielmann Variation better in blitz or rapid?

Bullet (49.4%) outperforms Classical (41.2%) by 8.2%. Choose your time control wisely.

How sharp is the Nimzo-Indian Defense: Spielmann Variation?

The Nimzo-Indian Defense: Spielmann Variation has a sharpness score of 95.2 (very decisive), meaning 95.2% of games end decisively. Average game length is 36 moves.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 0-999 Elo?

At 0-999 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 53.8% (90% CI: 48.4%-59.2%) win rate for white, based on 228 Lichess games. Average game length is 24 moves with a 0.7% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 48.5% (90% CI: 46.3%-50.7%) win rate for white, based on 1.4K Lichess games. Average game length is 28 moves with a 2.7% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 49.0% (90% CI: 47.8%-50.2%) win rate for white, based on 4.7K Lichess games. Average game length is 30 moves with a 2.9% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 49.3% (90% CI: 48.5%-50.1%) win rate for white, based on 11K Lichess games. Average game length is 32 moves with a 3.4% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 48.7% (90% CI: 48.1%-49.2%) win rate for white, based on 22K Lichess games. Average game length is 34 moves with a 4.0% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 48.4% (90% CI: 48.0%-48.8%) win rate for white, based on 36K Lichess games. Average game length is 35 moves with a 4.4% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 48.3% (90% CI: 48.0%-48.7%) win rate for white, based on 45K Lichess games. Average game length is 37 moves with a 5.2% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Nimzo-Indian Defense: Spielmann Variation has a 49.2% (90% CI: 48.7%-49.7%) win rate for white, based on 28K Lichess games. Average game length is 39 moves with a 5.8% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate at 2500+ Elo?

At 2500+ Elo, the Nimzo-Indian Defense: Spielmann Variation has a 51.9% (90% CI: 50.8%-53.0%) win rate for white, based on 5.5K Lichess games. Average game length is 42 moves with a 7.7% draw rate.

What is the Nimzo-Indian Defense: Spielmann Variation win rate in Bullet?

In Bullet games, the Nimzo-Indian Defense: Spielmann Variation has a 49.4% (90% CI: 49.1%-49.8%) win rate for white (43K Lichess games). Draw rate is 3.5%.

What is the Nimzo-Indian Defense: Spielmann Variation win rate in Blitz?

In Blitz games, the Nimzo-Indian Defense: Spielmann Variation has a 48.8% (90% CI: 48.5%-49.1%) win rate for white (94K Lichess games). Draw rate is 5.2%.

What is the Nimzo-Indian Defense: Spielmann Variation win rate in Rapid?

In Rapid games, the Nimzo-Indian Defense: Spielmann Variation has a 47.3% (90% CI: 46.7%-48.0%) win rate for white (16K Lichess games). Draw rate is 5.9%.

What is the Nimzo-Indian Defense: Spielmann Variation win rate in Classical?

In Classical games, the Nimzo-Indian Defense: Spielmann Variation has a 41.2% (90% CI: 38.3%-44.1%) win rate for white (772 Lichess games). Draw rate is 6.8%.

Is the Nimzo-Indian Defense: Spielmann Variation a good opening?

The Nimzo-Indian Defense: Spielmann Variation is statistically balanced with a 48.8% (90% CI: 48.6%-49.0%) 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.