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Modern Defense: Westermann Gambit

39K games from Lichess · Updated January 2026

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White Expected Score53.9%Range (90% confident): 53.5% – 54.3%Based on 39K games
0%53.9%100%
Range (90% confident): 53.5% – 54.3%
Outcome Distribution
52.3%3.2%44.5%
Win
Draw
Loss
3.Bd2
Modern Defense: Westermann Gambit
Analyzen=39K
Avg Length33 moves
Sharpness97%
Draw Rate3.2%

What is the Modern Defense: Westermann Gambit expected score for White?

Snapshot

At all ratings, the Modern Defense: Westermann Gambit has a 53.9% expected score for White (we're 90% confident it's between 53.5% and 54.3%), based on 39K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Gambit BreakpointWhite

Peak: +7.9% · Breakpoint: 0-999

White Win% by Rating

Improves with rating: 44% → 49%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 44.4% win rate (446 games)
  • 1000-1199: 51.5% win rate (944 games)
  • 1200-1399: 53.0% win rate (3,837 games)
  • 1400-1599: 52.9% win rate (8,543 games)
  • 1600-1799: 52.9% win rate (10,367 games)
  • 1800-1999: 53.1% win rate (8,120 games)
  • 2000-2199: 50.1% win rate (4,977 games)
  • 2200-2499: 50.1% win rate (1,366 games)
  • 2500+: 48.5% win rate (587 games)

White Win% by Time Control

Best in Bullet (53%), worst in Classical (33%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 44.5% win rate (76 games)
  • Bullet: 52.6% win rate (28,647 games)
  • Blitz: 52.4% win rate (9,197 games)
  • Rapid: 46.3% win rate (1,249 games)
  • Classical: 33.3% win rate (18 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: 50.0% expected score (2 games)
  • 0-999 rating, Bullet: 43.8% expected score (159 games)
  • 0-999 rating, Blitz: 48.4% expected score (181 games)
  • 0-999 rating, Rapid: 45.8% expected score (104 games)
  • 1000-1199 rating, UltraBullet: 57.7% expected score (5 games)
  • 1000-1199 rating, Bullet: 50.7% expected score (487 games)
  • 1000-1199 rating, Blitz: 57.9% expected score (341 games)
  • 1000-1199 rating, Rapid: 42.7% expected score (108 games)
  • 1000-1199 rating, Classical: 61.2% expected score (3 games)
  • 1200-1399 rating, UltraBullet: 50.0% expected score (10 games)
  • 1200-1399 rating, Bullet: 54.8% expected score (2,651 games)
  • 1200-1399 rating, Blitz: 52.5% expected score (1,037 games)
  • 1200-1399 rating, Rapid: 47.4% expected score (133 games)
  • 1200-1399 rating, Classical: 23.4% expected score (6 games)
  • 1400-1599 rating, UltraBullet: 45.1% expected score (29 games)
  • 1400-1599 rating, Bullet: 53.6% expected score (5,740 games)
  • 1400-1599 rating, Blitz: 56.0% expected score (2,450 games)
  • 1400-1599 rating, Rapid: 48.6% expected score (321 games)
  • 1400-1599 rating, Classical: 38.9% expected score (3 games)
  • 1600-1799 rating, UltraBullet: 35.4% expected score (19 games)
  • 1600-1799 rating, Bullet: 54.8% expected score (7,548 games)
  • 1600-1799 rating, Blitz: 55.1% expected score (2,376 games)
  • 1600-1799 rating, Rapid: 51.5% expected score (419 games)
  • 1600-1799 rating, Classical: 42.4% expected score (5 games)
  • 1800-1999 rating, UltraBullet: 42.4% expected score (5 games)
  • 1800-1999 rating, Bullet: 55.1% expected score (5,952 games)
  • 1800-1999 rating, Blitz: 54.8% expected score (2,024 games)
  • 1800-1999 rating, Rapid: 48.9% expected score (138 games)
  • 1800-1999 rating, Classical: 30.0% expected score (1 games)
  • 2000-2199 rating, UltraBullet: 68.2% expected score (4 games)
  • 2000-2199 rating, Bullet: 52.3% expected score (4,173 games)
  • 2000-2199 rating, Blitz: 51.1% expected score (774 games)
  • 2000-2199 rating, Rapid: 55.5% expected score (26 games)
  • 2200-2499 rating, UltraBullet: 64.3% expected score (2 games)
  • 2200-2499 rating, Bullet: 52.5% expected score (1,350 games)
  • 2200-2499 rating, Blitz: 50.0% expected score (14 games)
  • 2500+ rating, Bullet: 51.5% expected score (587 games)

Related Openings

Parent
Modern Defense
48.7%
Variations (5)
Modern Defense: Anti-Modern
53.1%
Modern Defense: Averbakh System
49.0%
Modern Defense: Averbakh Variation, Pseudo-Sämisch
49.5%
Modern Defense: Beefeater Variation
45.4%
Modern Defense: Bishop Attack
49.2%
Analyze Modern Defense: Westermann Gambit PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Modern Defense: Westermann Gambit win rate?

The Modern Defense: Westermann Gambit has a 52.3% (90% CI: 51.9%-52.7%) win rate for white, based on 39K rated games from Lichess.

At what rating does the Modern Defense: Westermann Gambit perform best?

The Modern Defense: Westermann Gambit performs best at 1800-1999 Elo with a 53.1% win rate for white (8.1K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Modern Defense: Westermann Gambit better in blitz or rapid?

Bullet (52.6%) outperforms UltraBullet (44.5%) by 8.1%. Choose your time control wisely.

How sharp is the Modern Defense: Westermann Gambit?

The Modern Defense: Westermann Gambit has a sharpness score of 96.8 (very decisive), meaning 96.8% of games end decisively. Average game length is 33 moves.

What is the Modern Defense: Westermann Gambit win rate at 0-999 Elo?

At 0-999 Elo, the Modern Defense: Westermann Gambit has a 44.4% (90% CI: 40.5%-48.2%) win rate for white, based on 446 Lichess games. Average game length is 27 moves with a 3.5% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Modern Defense: Westermann Gambit has a 51.5% (90% CI: 48.8%-54.1%) win rate for white, based on 944 Lichess games. Average game length is 28 moves with a 2.1% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Modern Defense: Westermann Gambit has a 53.0% (90% CI: 51.6%-54.3%) win rate for white, based on 3.8K Lichess games. Average game length is 29 moves with a 1.8% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Modern Defense: Westermann Gambit has a 52.9% (90% CI: 52.0%-53.8%) win rate for white, based on 8.5K Lichess games. Average game length is 31 moves with a 2.3% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Modern Defense: Westermann Gambit has a 52.9% (90% CI: 52.1%-53.7%) win rate for white, based on 10K Lichess games. Average game length is 33 moves with a 3.4% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Modern Defense: Westermann Gambit has a 53.1% (90% CI: 52.2%-54.0%) win rate for white, based on 8.1K Lichess games. Average game length is 35 moves with a 3.5% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Modern Defense: Westermann Gambit has a 50.1% (90% CI: 49.0%-51.3%) win rate for white, based on 5.0K Lichess games. Average game length is 37 moves with a 4.0% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Modern Defense: Westermann Gambit has a 50.1% (90% CI: 47.8%-52.3%) win rate for white, based on 1.4K Lichess games. Average game length is 39 moves with a 4.9% draw rate.

What is the Modern Defense: Westermann Gambit win rate at 2500+ Elo?

At 2500+ Elo, the Modern Defense: Westermann Gambit has a 48.5% (90% CI: 45.1%-51.9%) win rate for white, based on 587 Lichess games. Average game length is 42 moves with a 6.0% draw rate.

What is the Modern Defense: Westermann Gambit win rate in Bullet?

In Bullet games, the Modern Defense: Westermann Gambit has a 52.6% (90% CI: 52.1%-53.0%) win rate for white (29K Lichess games). Draw rate is 2.7%.

What is the Modern Defense: Westermann Gambit win rate in Blitz?

In Blitz games, the Modern Defense: Westermann Gambit has a 52.4% (90% CI: 51.6%-53.3%) win rate for white (9.2K Lichess games). Draw rate is 4.3%.

What is the Modern Defense: Westermann Gambit win rate in Rapid?

In Rapid games, the Modern Defense: Westermann Gambit has a 46.3% (90% CI: 44.0%-48.7%) win rate for white (1.2K Lichess games). Draw rate is 5.0%.

Is the Modern Defense: Westermann Gambit a good opening?

The Modern Defense: Westermann Gambit is statistically favors white with a 52.3% (90% CI: 51.9%-52.7%) win rate across all ratings. It performs best at 1800-1999 Elo. Your results depend on your rating, time control, and how well you know the typical plans.