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Analyzer

Grob Opening: London Defense

30K games from Lichess · Updated January 2026

Playable
White Expected Score49.0%Range (90% confident): 48.5% – 49.5%Based on 30K games
0%49.0%100%
Range (90% confident): 48.5% – 49.5%
Outcome Distribution
47.3%3.4%49.3%
Win
Draw
Loss
2...Nc6
Grob Opening: London Defense
Analyzen=30K
Avg Length32 moves
Sharpness97%
Draw Rate3.4%

What is the Grob Opening: London Defense expected score for White?

Snapshot

At all ratings, the Grob Opening: London Defense has a 49.0% expected score for White (we're 90% confident it's between 48.5% and 49.5%), based on 30K Lichess games.

White Win% by Rating

Stable across ratings (~45%)

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 44.5% win rate (3,689 games)
  • 1000-1199: 47.7% win rate (5,563 games)
  • 1200-1399: 47.6% win rate (5,949 games)
  • 1400-1599: 46.8% win rate (4,946 games)
  • 1600-1799: 47.5% win rate (4,206 games)
  • 1800-1999: 48.4% win rate (2,690 games)
  • 2000-2199: 48.1% win rate (1,223 games)
  • 2200-2499: 50.7% win rate (1,290 games)
  • 2500+: 44.8% win rate (129 games)

White Win% by Time Control

Best in Bullet (48%), worst in Classical (36%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 44.1% win rate (138 games)
  • Bullet: 48.0% win rate (14,058 games)
  • Blitz: 47.5% win rate (12,683 games)
  • Rapid: 43.6% win rate (2,711 games)
  • Classical: 35.8% win rate (95 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: 33.0% expected score (22 games)
  • 0-999 rating, Bullet: 45.6% expected score (1,124 games)
  • 0-999 rating, Blitz: 47.9% expected score (1,932 games)
  • 0-999 rating, Rapid: 44.0% expected score (608 games)
  • 0-999 rating, Classical: 38.9% expected score (3 games)
  • 1000-1199 rating, UltraBullet: 29.1% expected score (32 games)
  • 1000-1199 rating, Bullet: 48.6% expected score (2,113 games)
  • 1000-1199 rating, Blitz: 50.5% expected score (2,837 games)
  • 1000-1199 rating, Rapid: 46.7% expected score (569 games)
  • 1000-1199 rating, Classical: 35.2% expected score (12 games)
  • 1200-1399 rating, UltraBullet: 44.4% expected score (25 games)
  • 1200-1399 rating, Bullet: 48.9% expected score (2,517 games)
  • 1200-1399 rating, Blitz: 50.0% expected score (2,764 games)
  • 1200-1399 rating, Rapid: 47.3% expected score (612 games)
  • 1200-1399 rating, Classical: 40.8% expected score (31 games)
  • 1400-1599 rating, UltraBullet: 56.0% expected score (32 games)
  • 1400-1599 rating, Bullet: 49.1% expected score (2,130 games)
  • 1400-1599 rating, Blitz: 48.9% expected score (2,293 games)
  • 1400-1599 rating, Rapid: 41.4% expected score (456 games)
  • 1400-1599 rating, Classical: 45.9% expected score (35 games)
  • 1600-1799 rating, UltraBullet: 62.9% expected score (14 games)
  • 1600-1799 rating, Bullet: 49.3% expected score (2,482 games)
  • 1600-1799 rating, Blitz: 49.1% expected score (1,363 games)
  • 1600-1799 rating, Rapid: 49.3% expected score (334 games)
  • 1600-1799 rating, Classical: 15.5% expected score (13 games)
  • 1800-1999 rating, UltraBullet: 62.0% expected score (11 games)
  • 1800-1999 rating, Bullet: 50.8% expected score (1,562 games)
  • 1800-1999 rating, Blitz: 48.9% expected score (999 games)
  • 1800-1999 rating, Rapid: 58.5% expected score (117 games)
  • 1800-1999 rating, Classical: 70.0% expected score (1 games)
  • 2000-2199 rating, UltraBullet: 50.0% expected score (2 games)
  • 2000-2199 rating, Bullet: 50.8% expected score (989 games)
  • 2000-2199 rating, Blitz: 49.3% expected score (218 games)
  • 2000-2199 rating, Rapid: 37.1% expected score (14 games)
  • 2200-2499 rating, Bullet: 51.7% expected score (1,019 games)
  • 2200-2499 rating, Blitz: 56.3% expected score (270 games)
  • 2200-2499 rating, Rapid: 70.0% expected score (1 games)
  • 2500+ rating, Bullet: 46.4% expected score (122 games)
  • 2500+ rating, Blitz: 55.9% expected score (7 games)

Related Openings

Parent
Grob Opening
48.4%
Variations (5)
Grob Opening: Alessi Gambit
50.6%
Grob Opening: Double Grob
50.5%
Grob Opening: Double Grob, Coca-Cola Gambit
29.3%
Grob Opening: Grob Gambit
49.8%
Grob Opening: Grob Gambit Declined
49.8%
Analyze Grob Opening: London Defense PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Grob Opening: London Defense win rate?

The Grob Opening: London Defense has a 47.3% (90% CI: 46.8%-47.8%) win rate for white, based on 30K rated games from Lichess.

At what rating does the Grob Opening: London Defense perform best?

The Grob Opening: London Defense performs best at 2200-2499 Elo with a 50.7% win rate for white (1.3K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Grob Opening: London Defense better in blitz or rapid?

Bullet (48.0%) outperforms Classical (35.8%) by 12.2%. Choose your time control wisely.

How sharp is the Grob Opening: London Defense?

The Grob Opening: London Defense has a sharpness score of 96.6 (very decisive), meaning 96.6% of games end decisively. Average game length is 32 moves.

What is the Grob Opening: London Defense win rate at 0-999 Elo?

At 0-999 Elo, the Grob Opening: London Defense has a 44.5% (90% CI: 43.2%-45.9%) win rate for white, based on 3.7K Lichess games. Average game length is 28 moves with a 3.8% draw rate.

What is the Grob Opening: London Defense win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Grob Opening: London Defense has a 47.7% (90% CI: 46.6%-48.8%) win rate for white, based on 5.6K Lichess games. Average game length is 31 moves with a 3.0% draw rate.

What is the Grob Opening: London Defense win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Grob Opening: London Defense has a 47.6% (90% CI: 46.5%-48.7%) win rate for white, based on 5.9K Lichess games. Average game length is 32 moves with a 3.1% draw rate.

What is the Grob Opening: London Defense win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Grob Opening: London Defense has a 46.8% (90% CI: 45.6%-47.9%) win rate for white, based on 4.9K Lichess games. Average game length is 32 moves with a 3.0% draw rate.

What is the Grob Opening: London Defense win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Grob Opening: London Defense has a 47.5% (90% CI: 46.3%-48.8%) win rate for white, based on 4.2K Lichess games. Average game length is 33 moves with a 3.2% draw rate.

What is the Grob Opening: London Defense win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Grob Opening: London Defense has a 48.4% (90% CI: 46.8%-50.0%) win rate for white, based on 2.7K Lichess games. Average game length is 35 moves with a 4.2% draw rate.

What is the Grob Opening: London Defense win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Grob Opening: London Defense has a 48.1% (90% CI: 45.8%-50.5%) win rate for white, based on 1.2K Lichess games. Average game length is 35 moves with a 4.5% draw rate.

What is the Grob Opening: London Defense win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Grob Opening: London Defense has a 50.7% (90% CI: 48.4%-53.0%) win rate for white, based on 1.3K Lichess games. Average game length is 38 moves with a 4.0% draw rate.

What is the Grob Opening: London Defense win rate at 2500+ Elo?

At 2500+ Elo, the Grob Opening: London Defense has a 44.8% (90% CI: 37.7%-52.0%) win rate for white, based on 129 Lichess games. Average game length is 39 moves with a 4.2% draw rate.

What is the Grob Opening: London Defense win rate in UltraBullet?

In UltraBullet games, the Grob Opening: London Defense has a 44.1% (90% CI: 37.2%-51.0%) win rate for white (138 Lichess games). Draw rate is 1.8%.

What is the Grob Opening: London Defense win rate in Bullet?

In Bullet games, the Grob Opening: London Defense has a 48.0% (90% CI: 47.3%-48.7%) win rate for white (14K Lichess games). Draw rate is 2.4%.

What is the Grob Opening: London Defense win rate in Blitz?

In Blitz games, the Grob Opening: London Defense has a 47.5% (90% CI: 46.8%-48.2%) win rate for white (13K Lichess games). Draw rate is 4.0%.

What is the Grob Opening: London Defense win rate in Rapid?

In Rapid games, the Grob Opening: London Defense has a 43.6% (90% CI: 42.0%-45.1%) win rate for white (2.7K Lichess games). Draw rate is 5.1%.

Is the Grob Opening: London Defense a good opening?

The Grob Opening: London Defense is statistically balanced with a 47.3% (90% CI: 46.8%-47.8%) 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.