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Semi-Slav Defense: Meran Variation, Blumenfeld Variation

1.6K games from Lichess · Updated January 2026

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White Expected Score56.6%Range (90% confident): 54.6% – 58.6%Based on 1.6K games
0%56.6%100%
Range (90% confident): 54.6% – 58.6%
Outcome Distribution
51.4%10.4%38.2%
Win
Draw
Loss
11.Nxb5
Semi-Slav Defense: Meran Variation, Blumenfeld Variation
Analyzen=1.6K
Avg Length39 moves
Sharpness90%
Draw Rate10.4%

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation expected score for White?

Snapshot

At all ratings, the Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 56.6% expected score for White (we're 90% confident it's between 54.6% and 58.6%), based on 1.6K Lichess games.

White Win% by Rating

Declines with rating: 71% → 46%

1200
1400
1600
1800
2000
2200
2500+

  • 1200-1399: 71.4% win rate (2 games)
  • 1400-1599: 33.3% win rate (9 games)
  • 1600-1799: 44.0% win rate (11 games)
  • 1800-1999: 45.5% win rate (94 games)
  • 2000-2199: 46.4% win rate (385 games)
  • 2200-2499: 56.5% win rate (828 games)
  • 2500+: 45.6% win rate (291 games)

White Win% by Time Control

Best in Rapid (54%), worst in Classical (36%)

Bullet
Blitz
Rapid
Classical

  • Bullet: 48.4% win rate (448 games)
  • Blitz: 52.6% win rate (1,046 games)
  • Rapid: 54.2% win rate (112 games)
  • Classical: 35.5% win rate (14 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

  • 1200-1399 rating, Classical: 78.6% expected score (2 games)
  • 1400-1599 rating, Bullet: 30.0% expected score (1 games)
  • 1400-1599 rating, Blitz: 44.2% expected score (7 games)
  • 1400-1599 rating, Rapid: 30.0% expected score (1 games)
  • 1600-1799 rating, Bullet: 38.9% expected score (3 games)
  • 1600-1799 rating, Blitz: 38.9% expected score (3 games)
  • 1600-1799 rating, Rapid: 65.4% expected score (5 games)
  • 1800-1999 rating, Bullet: 38.0% expected score (11 games)
  • 1800-1999 rating, Blitz: 54.7% expected score (63 games)
  • 1800-1999 rating, Rapid: 52.9% expected score (16 games)
  • 1800-1999 rating, Classical: 31.9% expected score (4 games)
  • 2000-2199 rating, Bullet: 43.0% expected score (62 games)
  • 2000-2199 rating, Blitz: 48.5% expected score (292 games)
  • 2000-2199 rating, Rapid: 73.7% expected score (26 games)
  • 2000-2199 rating, Classical: 42.4% expected score (5 games)
  • 2200-2499 rating, Bullet: 58.1% expected score (196 games)
  • 2200-2499 rating, Blitz: 60.9% expected score (579 games)
  • 2200-2499 rating, Rapid: 61.5% expected score (51 games)
  • 2200-2499 rating, Classical: 50.0% expected score (2 games)
  • 2500+ rating, Bullet: 55.7% expected score (175 games)
  • 2500+ rating, Blitz: 63.5% expected score (102 games)
  • 2500+ rating, Rapid: 56.9% expected score (13 games)
  • 2500+ rating, Classical: 30.0% expected score (1 games)

Related Openings

Parent
Semi-Slav Defense
51.5%
Variations (5)
Semi-Slav Defense: Accelerated Meran Variation
50.4%
Semi-Slav Defense: Accelerated Move Order
50.8%
Semi-Slav Defense: Anti-Moscow Gambit
48.2%
Semi-Slav Defense: Anti-Noteboom, Stonewall Variation, Portisch Gambit
54.1%
Semi-Slav Defense: Bogoljubov Variation
51.5%
Analyze Semi-Slav Defense: Meran Variation, Blumenfeld Variation PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation win rate?

The Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 51.4% (90% CI: 49.4%-53.4%) win rate for white, based on 1.6K rated games from Lichess.

At what rating does the Semi-Slav Defense: Meran Variation, Blumenfeld Variation perform best?

The Semi-Slav Defense: Meran Variation, Blumenfeld Variation performs best at 2200-2499 Elo with a 56.5% win rate for white (828 games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation better in blitz or rapid?

Blitz (52.6%) outperforms Bullet (48.4%) by 4.2%. Choose your time control wisely.

How sharp is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation?

The Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a sharpness score of 89.6 (moderately decisive), meaning 89.6% of games end decisively. Average game length is 39 moves.

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 46.4% (90% CI: 42.3%-50.6%) win rate for white, based on 385 Lichess games. Average game length is 36 moves with a 5.6% draw rate.

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 56.5% (90% CI: 53.6%-59.3%) win rate for white, based on 828 Lichess games. Average game length is 39 moves with a 7.5% draw rate.

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation win rate at 2500+ Elo?

At 2500+ Elo, the Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 45.6% (90% CI: 40.9%-50.4%) win rate for white, based on 291 Lichess games. Average game length is 47 moves with a 25.5% draw rate.

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation win rate in Bullet?

In Bullet games, the Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 48.4% (90% CI: 44.5%-52.3%) win rate for white (448 Lichess games). Draw rate is 11.7%.

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation win rate in Blitz?

In Blitz games, the Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 52.6% (90% CI: 50.0%-55.1%) win rate for white (1.0K Lichess games). Draw rate is 9.1%.

What is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation win rate in Rapid?

In Rapid games, the Semi-Slav Defense: Meran Variation, Blumenfeld Variation has a 54.2% (90% CI: 46.5%-61.8%) win rate for white (112 Lichess games). Draw rate is 17.2%.

Is the Semi-Slav Defense: Meran Variation, Blumenfeld Variation a good opening?

The Semi-Slav Defense: Meran Variation, Blumenfeld Variation is statistically favors white with a 51.4% (90% CI: 49.4%-53.4%) 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.