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Analyzer

Ruy Lopez: Closed, Rosen Attack

10K games from Lichess · Updated January 2026

Tough Sell
White Expected Score46.1%Range (90% confident): 45.3% – 46.9%Based on 10K games
0%46.1%100%
Range (90% confident): 45.3% – 46.9%
Outcome Distribution
43.5%5.2%51.3%
Win
Draw
Loss
8.d4
Ruy Lopez: Closed, Rosen Attack
Analyzen=10K
Avg Length36 moves
Sharpness95%
Draw Rate5.2%

What is the Ruy Lopez: Closed, Rosen Attack expected score for White?

Snapshot

At all ratings, the Ruy Lopez: Closed, Rosen Attack has a 46.1% expected score for White (we're 90% confident it's between 45.3% and 46.9%), based on 10K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Time-Control Swing

Max swing: 9.2% · Rapid best · Classical worst

White Win% by Rating

Stable across ratings (~41%)

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 40.8% win rate (61 games)
  • 1000-1199: 41.0% win rate (295 games)
  • 1200-1399: 46.2% win rate (723 games)
  • 1400-1599: 44.0% win rate (1,528 games)
  • 1600-1799: 44.7% win rate (2,357 games)
  • 1800-1999: 42.1% win rate (2,738 games)
  • 2000-2199: 43.4% win rate (1,738 games)
  • 2200-2499: 43.1% win rate (758 games)
  • 2500+: 40.3% win rate (99 games)

White Win% by Time Control

Best in Rapid (44%), worst in UltraBullet (20%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 20.0% win rate (1 games)
  • Bullet: 42.3% win rate (1,866 games)
  • Blitz: 43.7% win rate (6,042 games)
  • Rapid: 44.3% win rate (2,260 games)
  • Classical: 35.1% win rate (128 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, Bullet: 34.9% expected score (25 games)
  • 0-999 rating, Blitz: 45.4% expected score (31 games)
  • 0-999 rating, Rapid: 65.4% expected score (5 games)
  • 1000-1199 rating, Bullet: 34.9% expected score (114 games)
  • 1000-1199 rating, Blitz: 46.6% expected score (158 games)
  • 1000-1199 rating, Rapid: 54.1% expected score (23 games)
  • 1200-1399 rating, Bullet: 49.8% expected score (197 games)
  • 1200-1399 rating, Blitz: 46.4% expected score (432 games)
  • 1200-1399 rating, Rapid: 48.5% expected score (93 games)
  • 1200-1399 rating, Classical: 70.0% expected score (1 games)
  • 1400-1599 rating, UltraBullet: 30.0% expected score (1 games)
  • 1400-1599 rating, Bullet: 47.3% expected score (298 games)
  • 1400-1599 rating, Blitz: 44.9% expected score (924 games)
  • 1400-1599 rating, Rapid: 48.3% expected score (296 games)
  • 1400-1599 rating, Classical: 40.5% expected score (9 games)
  • 1600-1799 rating, Bullet: 46.1% expected score (309 games)
  • 1600-1799 rating, Blitz: 46.3% expected score (1,447 games)
  • 1600-1799 rating, Rapid: 48.8% expected score (550 games)
  • 1600-1799 rating, Classical: 42.4% expected score (51 games)
  • 1800-1999 rating, Bullet: 42.4% expected score (322 games)
  • 1800-1999 rating, Blitz: 44.6% expected score (1,599 games)
  • 1800-1999 rating, Rapid: 48.1% expected score (766 games)
  • 1800-1999 rating, Classical: 37.6% expected score (51 games)
  • 2000-2199 rating, Bullet: 45.8% expected score (282 games)
  • 2000-2199 rating, Blitz: 48.6% expected score (1,023 games)
  • 2000-2199 rating, Rapid: 43.2% expected score (417 games)
  • 2000-2199 rating, Classical: 38.6% expected score (16 games)
  • 2200-2499 rating, Bullet: 42.2% expected score (254 games)
  • 2200-2499 rating, Blitz: 48.5% expected score (397 games)
  • 2200-2499 rating, Rapid: 51.4% expected score (107 games)
  • 2500+ rating, Bullet: 47.8% expected score (65 games)
  • 2500+ rating, Blitz: 37.7% expected score (31 games)
  • 2500+ rating, Rapid: 16.7% expected score (3 games)

Related Openings

Parent
Ruy Lopez
51.9%
Variations (5)
Ruy Lopez: Alapin Defense
55.9%
Ruy Lopez: Alapin Defense, Alapin Gambit
53.0%
Ruy Lopez: Berlin Defense
49.9%
Ruy Lopez: Berlin Defense, Anderssen Variation
48.6%
Ruy Lopez: Berlin Defense, Berlin Wall
12.2%
Analyze Ruy Lopez: Closed, Rosen Attack PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Ruy Lopez: Closed, Rosen Attack win rate?

The Ruy Lopez: Closed, Rosen Attack has a 43.5% (90% CI: 42.7%-44.3%) win rate for white, based on 10K rated games from Lichess.

At what rating does the Ruy Lopez: Closed, Rosen Attack perform best?

The Ruy Lopez: Closed, Rosen Attack performs best at 1200-1399 Elo with a 46.2% win rate for white (723 games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Ruy Lopez: Closed, Rosen Attack better in blitz or rapid?

Blitz (43.7%) outperforms Classical (35.1%) by 8.6%. Choose your time control wisely.

How sharp is the Ruy Lopez: Closed, Rosen Attack?

The Ruy Lopez: Closed, Rosen Attack has a sharpness score of 94.8 (decisive), meaning 94.8% of games end decisively. Average game length is 36 moves.

What is the Ruy Lopez: Closed, Rosen Attack win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Ruy Lopez: Closed, Rosen Attack has a 41.0% (90% CI: 36.3%-45.7%) win rate for white, based on 295 Lichess games. Average game length is 30 moves with a 3.2% draw rate.

What is the Ruy Lopez: Closed, Rosen Attack win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Ruy Lopez: Closed, Rosen Attack has a 46.2% (90% CI: 43.1%-49.2%) win rate for white, based on 723 Lichess games. Average game length is 32 moves with a 2.8% draw rate.

What is the Ruy Lopez: Closed, Rosen Attack win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Ruy Lopez: Closed, Rosen Attack has a 44.0% (90% CI: 41.9%-46.1%) win rate for white, based on 1.5K Lichess games. Average game length is 34 moves with a 4.0% draw rate.

What is the Ruy Lopez: Closed, Rosen Attack win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Ruy Lopez: Closed, Rosen Attack has a 44.7% (90% CI: 43.0%-46.4%) win rate for white, based on 2.4K Lichess games. Average game length is 34 moves with a 4.2% draw rate.

What is the Ruy Lopez: Closed, Rosen Attack win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Ruy Lopez: Closed, Rosen Attack has a 42.1% (90% CI: 40.5%-43.6%) win rate for white, based on 2.7K Lichess games. Average game length is 37 moves with a 6.1% draw rate.

What is the Ruy Lopez: Closed, Rosen Attack win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Ruy Lopez: Closed, Rosen Attack has a 43.4% (90% CI: 41.4%-45.3%) win rate for white, based on 1.7K Lichess games. Average game length is 38 moves with a 6.8% draw rate.

What is the Ruy Lopez: Closed, Rosen Attack win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Ruy Lopez: Closed, Rosen Attack has a 43.1% (90% CI: 40.2%-46.1%) win rate for white, based on 758 Lichess games. Average game length is 40 moves with a 7.3% draw rate.

What is the Ruy Lopez: Closed, Rosen Attack win rate in Bullet?

In Bullet games, the Ruy Lopez: Closed, Rosen Attack has a 42.3% (90% CI: 40.4%-44.2%) win rate for white (1.9K Lichess games). Draw rate is 4.7%.

What is the Ruy Lopez: Closed, Rosen Attack win rate in Blitz?

In Blitz games, the Ruy Lopez: Closed, Rosen Attack has a 43.7% (90% CI: 42.7%-44.8%) win rate for white (6.0K Lichess games). Draw rate is 4.7%.

What is the Ruy Lopez: Closed, Rosen Attack win rate in Rapid?

In Rapid games, the Ruy Lopez: Closed, Rosen Attack has a 44.3% (90% CI: 42.6%-46.0%) win rate for white (2.3K Lichess games). Draw rate is 6.6%.

What is the Ruy Lopez: Closed, Rosen Attack win rate in Classical?

In Classical games, the Ruy Lopez: Closed, Rosen Attack has a 35.1% (90% CI: 28.4%-42.1%) win rate for white (128 Lichess games). Draw rate is 9.7%.

Is the Ruy Lopez: Closed, Rosen Attack a good opening?

The Ruy Lopez: Closed, Rosen Attack is slightly favors black with a 43.5% (90% CI: 42.7%-44.3%) 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.