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Semi-Slav Defense: Gunderam Gambit

11K games from Lichess · Updated January 2026

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White Expected Score59.2%Range (90% confident): 58.4% – 60.0%Based on 11K games
0%59.2%100%
Range (90% confident): 58.4% – 60.0%
Outcome Distribution
57.5%3.3%39.2%
Win
Draw
Loss
5.f3
Semi-Slav Defense: Gunderam Gambit
Analyzen=11K
Avg Length32 moves
Sharpness97%
Draw Rate3.3%

What is the Semi-Slav Defense: Gunderam Gambit expected score for White?

Snapshot

At all ratings, the Semi-Slav Defense: Gunderam Gambit has a 59.2% expected score for White (we're 90% confident it's between 58.4% and 60.0%), based on 11K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Gambit BreakpointWhite

Peak: +17.7% · Breakpoint: 1000-1199

White Win% by Rating

Improves with rating: 33% → 58%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 33.3% win rate (21 games)
  • 1000-1199: 51.4% win rate (52 games)
  • 1200-1399: 65.5% win rate (97 games)
  • 1400-1599: 58.1% win rate (333 games)
  • 1600-1799: 58.4% win rate (868 games)
  • 1800-1999: 59.1% win rate (2,203 games)
  • 2000-2199: 57.5% win rate (4,757 games)
  • 2200-2499: 55.6% win rate (2,509 games)
  • 2500+: 58.1% win rate (206 games)

White Win% by Time Control

Best in Bullet (59%), worst in Classical (36%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 51.4% win rate (54 games)
  • Bullet: 59.1% win rate (5,761 games)
  • Blitz: 55.8% win rate (4,776 games)
  • Rapid: 56.2% win rate (441 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

  • 0-999 rating, UltraBullet: 70.0% expected score (1 games)
  • 0-999 rating, Bullet: 32.6% expected score (10 games)
  • 0-999 rating, Blitz: 35.7% expected score (9 games)
  • 0-999 rating, Rapid: 30.0% expected score (1 games)
  • 1000-1199 rating, Bullet: 44.2% expected score (24 games)
  • 1000-1199 rating, Blitz: 58.5% expected score (22 games)
  • 1000-1199 rating, Rapid: 63.4% expected score (6 games)
  • 1200-1399 rating, UltraBullet: 30.0% expected score (1 games)
  • 1200-1399 rating, Bullet: 64.6% expected score (43 games)
  • 1200-1399 rating, Blitz: 68.3% expected score (45 games)
  • 1200-1399 rating, Rapid: 60.6% expected score (8 games)
  • 1400-1599 rating, UltraBullet: 62.3% expected score (31 games)
  • 1400-1599 rating, Bullet: 62.1% expected score (173 games)
  • 1400-1599 rating, Blitz: 51.4% expected score (108 games)
  • 1400-1599 rating, Rapid: 75.7% expected score (18 games)
  • 1400-1599 rating, Classical: 38.9% expected score (3 games)
  • 1600-1799 rating, UltraBullet: 37.2% expected score (18 games)
  • 1600-1799 rating, Bullet: 63.2% expected score (382 games)
  • 1600-1799 rating, Blitz: 58.8% expected score (414 games)
  • 1600-1799 rating, Rapid: 47.3% expected score (53 games)
  • 1600-1799 rating, Classical: 30.0% expected score (1 games)
  • 1800-1999 rating, UltraBullet: 30.0% expected score (1 games)
  • 1800-1999 rating, Bullet: 63.5% expected score (1,063 games)
  • 1800-1999 rating, Blitz: 58.0% expected score (1,015 games)
  • 1800-1999 rating, Rapid: 56.8% expected score (116 games)
  • 1800-1999 rating, Classical: 50.0% expected score (8 games)
  • 2000-2199 rating, UltraBullet: 78.6% expected score (2 games)
  • 2000-2199 rating, Bullet: 59.8% expected score (2,319 games)
  • 2000-2199 rating, Blitz: 58.7% expected score (2,258 games)
  • 2000-2199 rating, Rapid: 58.7% expected score (176 games)
  • 2000-2199 rating, Classical: 50.0% expected score (2 games)
  • 2200-2499 rating, Bullet: 58.6% expected score (1,560 games)
  • 2200-2499 rating, Blitz: 56.3% expected score (886 games)
  • 2200-2499 rating, Rapid: 57.0% expected score (63 games)
  • 2500+ rating, Bullet: 60.9% expected score (187 games)
  • 2500+ rating, Blitz: 57.3% expected score (19 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: Gunderam Gambit PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Semi-Slav Defense: Gunderam Gambit win rate?

The Semi-Slav Defense: Gunderam Gambit has a 57.5% (90% CI: 56.7%-58.3%) win rate for white, based on 11K rated games from Lichess.

At what rating does the Semi-Slav Defense: Gunderam Gambit perform best?

The Semi-Slav Defense: Gunderam Gambit performs best at 1200-1399 Elo with a 65.5% win rate for white (97 games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Semi-Slav Defense: Gunderam Gambit better in blitz or rapid?

Bullet (59.1%) outperforms UltraBullet (51.4%) by 7.7%. Choose your time control wisely.

How sharp is the Semi-Slav Defense: Gunderam Gambit?

The Semi-Slav Defense: Gunderam Gambit has a sharpness score of 96.7 (very decisive), meaning 96.7% of games end decisively. Average game length is 32 moves.

What is the Semi-Slav Defense: Gunderam Gambit win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Semi-Slav Defense: Gunderam Gambit has a 58.1% (90% CI: 53.7%-62.5%) win rate for white, based on 333 Lichess games. Average game length is 27 moves with a 2.2% draw rate.

What is the Semi-Slav Defense: Gunderam Gambit win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Semi-Slav Defense: Gunderam Gambit has a 58.4% (90% CI: 55.6%-61.1%) win rate for white, based on 868 Lichess games. Average game length is 30 moves with a 2.2% draw rate.

What is the Semi-Slav Defense: Gunderam Gambit win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Semi-Slav Defense: Gunderam Gambit has a 59.1% (90% CI: 57.4%-60.8%) win rate for white, based on 2.2K Lichess games. Average game length is 31 moves with a 2.9% draw rate.

What is the Semi-Slav Defense: Gunderam Gambit win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Semi-Slav Defense: Gunderam Gambit has a 57.5% (90% CI: 56.3%-58.7%) win rate for white, based on 4.8K Lichess games. Average game length is 32 moves with a 3.4% draw rate.

What is the Semi-Slav Defense: Gunderam Gambit win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Semi-Slav Defense: Gunderam Gambit has a 55.6% (90% CI: 54.0%-57.3%) win rate for white, based on 2.5K Lichess games. Average game length is 34 moves with a 4.2% draw rate.

What is the Semi-Slav Defense: Gunderam Gambit win rate at 2500+ Elo?

At 2500+ Elo, the Semi-Slav Defense: Gunderam Gambit has a 58.1% (90% CI: 52.4%-63.7%) win rate for white, based on 206 Lichess games. Average game length is 36 moves with a 5.1% draw rate.

What is the Semi-Slav Defense: Gunderam Gambit win rate in Bullet?

In Bullet games, the Semi-Slav Defense: Gunderam Gambit has a 59.1% (90% CI: 58.1%-60.2%) win rate for white (5.8K Lichess games). Draw rate is 2.5%.

What is the Semi-Slav Defense: Gunderam Gambit win rate in Blitz?

In Blitz games, the Semi-Slav Defense: Gunderam Gambit has a 55.8% (90% CI: 54.6%-57.0%) win rate for white (4.8K Lichess games). Draw rate is 4.3%.

What is the Semi-Slav Defense: Gunderam Gambit win rate in Rapid?

In Rapid games, the Semi-Slav Defense: Gunderam Gambit has a 56.2% (90% CI: 52.3%-60.0%) win rate for white (441 Lichess games). Draw rate is 2.6%.

Is the Semi-Slav Defense: Gunderam Gambit a good opening?

The Semi-Slav Defense: Gunderam Gambit is statistically favors white with a 57.5% (90% CI: 56.7%-58.3%) win rate across all ratings. It performs best at 1200-1399 Elo. Your results depend on your rating, time control, and how well you know the typical plans.