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French Defense: Diemer-Duhm Gambit Accepted

224K games from Lichess · Updated January 2026

Playable
Black Expected Score49.6%Range (90% confident): 49.4% – 49.8%Based on 224K games
0%49.6%100%
Range (90% confident): 49.4% – 49.8%
Outcome Distribution
47.8%3.5%48.7%
Win
Draw
Loss
3...dxe4
French Defense: Diemer-Duhm Gambit Accepted
Analyzen=224K
Avg Length32 moves
Sharpness97%
Draw Rate3.5%

What is the French Defense: Diemer-Duhm Gambit Accepted expected score for Black?

Snapshot

At all ratings, the French Defense: Diemer-Duhm Gambit Accepted has a 49.6% expected score for Black (we're 90% confident it's between 49.4% and 49.8%), based on 224K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Time-Control Swing

Max swing: 11.8% · Bullet best · Classical worst

Black Win% by Rating

Declines with rating: 54% → 43%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 54.2% win rate (5,373 games)
  • 1000-1199: 52.1% win rate (8,968 games)
  • 1200-1399: 51.7% win rate (14,414 games)
  • 1400-1599: 49.9% win rate (23,132 games)
  • 1600-1799: 49.2% win rate (36,838 games)
  • 1800-1999: 47.6% win rate (54,656 games)
  • 2000-2199: 46.0% win rate (50,441 games)
  • 2200-2499: 43.8% win rate (28,439 games)
  • 2500+: 43.2% win rate (1,842 games)

Black Win% by Time Control

Best in Classical (56%), worst in Bullet (47%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 56.2% win rate (546 games)
  • Bullet: 47.0% win rate (96,721 games)
  • Blitz: 47.9% win rate (104,992 games)
  • Rapid: 50.7% win rate (21,112 games)
  • Classical: 56.4% win rate (732 games)

Black% 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: 53.1% expected score (31 games)
  • 0-999 rating, Bullet: 54.0% expected score (1,511 games)
  • 0-999 rating, Blitz: 56.5% expected score (2,648 games)
  • 0-999 rating, Rapid: 57.7% expected score (1,174 games)
  • 0-999 rating, Classical: 78.6% expected score (9 games)
  • 1000-1199 rating, UltraBullet: 56.9% expected score (49 games)
  • 1000-1199 rating, Bullet: 52.6% expected score (3,093 games)
  • 1000-1199 rating, Blitz: 53.4% expected score (4,275 games)
  • 1000-1199 rating, Rapid: 56.0% expected score (1,519 games)
  • 1000-1199 rating, Classical: 75.4% expected score (32 games)
  • 1200-1399 rating, UltraBullet: 57.4% expected score (80 games)
  • 1200-1399 rating, Bullet: 51.4% expected score (4,971 games)
  • 1200-1399 rating, Blitz: 53.8% expected score (6,815 games)
  • 1200-1399 rating, Rapid: 54.9% expected score (2,459 games)
  • 1200-1399 rating, Classical: 62.2% expected score (89 games)
  • 1400-1599 rating, UltraBullet: 57.6% expected score (157 games)
  • 1400-1599 rating, Bullet: 49.9% expected score (8,444 games)
  • 1400-1599 rating, Blitz: 51.2% expected score (11,065 games)
  • 1400-1599 rating, Rapid: 54.4% expected score (3,284 games)
  • 1400-1599 rating, Classical: 65.0% expected score (182 games)
  • 1600-1799 rating, UltraBullet: 62.2% expected score (159 games)
  • 1600-1799 rating, Bullet: 49.3% expected score (13,159 games)
  • 1600-1799 rating, Blitz: 51.4% expected score (18,778 games)
  • 1600-1799 rating, Rapid: 51.9% expected score (4,574 games)
  • 1600-1799 rating, Classical: 55.0% expected score (168 games)
  • 1800-1999 rating, UltraBullet: 52.3% expected score (43 games)
  • 1800-1999 rating, Bullet: 48.4% expected score (21,939 games)
  • 1800-1999 rating, Blitz: 49.8% expected score (27,618 games)
  • 1800-1999 rating, Rapid: 51.6% expected score (4,831 games)
  • 1800-1999 rating, Classical: 53.8% expected score (225 games)
  • 2000-2199 rating, UltraBullet: 28.8% expected score (15 games)
  • 2000-2199 rating, Bullet: 47.8% expected score (22,424 games)
  • 2000-2199 rating, Blitz: 47.9% expected score (25,249 games)
  • 2000-2199 rating, Rapid: 50.3% expected score (2,728 games)
  • 2000-2199 rating, Classical: 48.1% expected score (25 games)
  • 2200-2499 rating, UltraBullet: 38.9% expected score (12 games)
  • 2200-2499 rating, Bullet: 45.9% expected score (19,432 games)
  • 2200-2499 rating, Blitz: 45.9% expected score (8,467 games)
  • 2200-2499 rating, Rapid: 45.9% expected score (526 games)
  • 2200-2499 rating, Classical: 21.5% expected score (2 games)
  • 2500+ rating, Bullet: 45.6% expected score (1,748 games)
  • 2500+ rating, Blitz: 44.3% expected score (77 games)
  • 2500+ rating, Rapid: 60.8% expected score (17 games)

Related Openings

Parent
French Defense
45.7%
Variations (5)
French Defense: Knight Variation
48.3%
French Defense: Exchange Variation
47.7%
French Defense: Normal Variation
50.3%
French Defense: Advance Variation
48.0%
French Defense: Queen's Knight
48.5%
Analyze French Defense: Diemer-Duhm Gambit Accepted PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the French Defense: Diemer-Duhm Gambit Accepted win rate?

The French Defense: Diemer-Duhm Gambit Accepted has a 48.7% (90% CI: 48.5%-48.8%) win rate for white, based on 224K rated games from Lichess.

At what rating does the French Defense: Diemer-Duhm Gambit Accepted perform best?

The French Defense: Diemer-Duhm Gambit Accepted performs best at 2200-2499 Elo with a 52.0% win rate for white (28K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the French Defense: Diemer-Duhm Gambit Accepted better in blitz or rapid?

Bullet (50.3%) outperforms Classical (38.5%) by 11.8%. Choose your time control wisely.

How sharp is the French Defense: Diemer-Duhm Gambit Accepted?

The French Defense: Diemer-Duhm Gambit Accepted has a sharpness score of 96.5 (very decisive), meaning 96.5% of games end decisively. Average game length is 32 moves.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 0-999 Elo?

At 0-999 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 42.1% (90% CI: 41.0%-43.2%) win rate for white, based on 5.4K Lichess games. Average game length is 27 moves with a 3.7% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 1000-1199 Elo?

At 1000-1199 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 44.8% (90% CI: 44.0%-45.7%) win rate for white, based on 9.0K Lichess games. Average game length is 28 moves with a 3.1% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 1200-1399 Elo?

At 1200-1399 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 45.3% (90% CI: 44.6%-46.0%) win rate for white, based on 14K Lichess games. Average game length is 29 moves with a 3.0% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 1400-1599 Elo?

At 1400-1599 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 47.3% (90% CI: 46.7%-47.8%) win rate for white, based on 23K Lichess games. Average game length is 30 moves with a 2.8% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 1600-1799 Elo?

At 1600-1799 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 47.7% (90% CI: 47.3%-48.1%) win rate for white, based on 37K Lichess games. Average game length is 31 moves with a 3.1% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 1800-1999 Elo?

At 1800-1999 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 48.9% (90% CI: 48.5%-49.2%) win rate for white, based on 55K Lichess games. Average game length is 32 moves with a 3.5% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 2000-2199 Elo?

At 2000-2199 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 50.1% (90% CI: 49.7%-50.4%) win rate for white, based on 50K Lichess games. Average game length is 34 moves with a 4.0% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 2200-2499 Elo?

At 2200-2499 Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 52.0% (90% CI: 51.5%-52.5%) win rate for white, based on 28K Lichess games. Average game length is 35 moves with a 4.2% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate at 2500+ Elo?

At 2500+ Elo, the French Defense: Diemer-Duhm Gambit Accepted has a 51.9% (90% CI: 50.0%-53.8%) win rate for white, based on 1.8K Lichess games. Average game length is 37 moves with a 5.0% draw rate.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate in UltraBullet?

In UltraBullet games, the French Defense: Diemer-Duhm Gambit Accepted has a 42.3% (90% CI: 38.8%-45.8%) win rate for white (546 Lichess games). Draw rate is 1.6%.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate in Bullet?

In Bullet games, the French Defense: Diemer-Duhm Gambit Accepted has a 50.3% (90% CI: 50.0%-50.6%) win rate for white (97K Lichess games). Draw rate is 2.7%.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate in Blitz?

In Blitz games, the French Defense: Diemer-Duhm Gambit Accepted has a 48.0% (90% CI: 47.7%-48.2%) win rate for white (105K Lichess games). Draw rate is 4.1%.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate in Rapid?

In Rapid games, the French Defense: Diemer-Duhm Gambit Accepted has a 45.1% (90% CI: 44.5%-45.7%) win rate for white (21K Lichess games). Draw rate is 4.2%.

What is the French Defense: Diemer-Duhm Gambit Accepted win rate in Classical?

In Classical games, the French Defense: Diemer-Duhm Gambit Accepted has a 38.5% (90% CI: 35.6%-41.5%) win rate for white (732 Lichess games). Draw rate is 5.1%.

Is the French Defense: Diemer-Duhm Gambit Accepted a good opening?

The French Defense: Diemer-Duhm Gambit Accepted is statistically balanced with a 48.7% (90% CI: 48.5%-48.8%) 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.