221 games from Lichess · Updated January 2026
At all ratings, the Ruy Lopez: Closed, Rossolimo Defense has a 55.7% expected score for White (we're 90% confident it's between 50.2% and 61.1%), based on 221 Lichess games.
Declines with rating: 60% → 14%
Best in Classical (71%), worst in Blitz (50%)
Click any cell to filter. Green = above 50%, Red = below 50%.
| Rating | UB | Bulle | Blitz | Rapid | Class |
|---|---|---|---|---|---|
| 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
The Ruy Lopez: Closed, Rossolimo Defense has a 53.3% (90% CI: 47.8%-58.7%) win rate for white, based on 221 rated games from Lichess.
The Ruy Lopez: Closed, Rossolimo Defense performs best at 2000-2199 Elo with a 58.3% win rate for white (56 games). Win rate tends to decline at higher ratings as opponents know the theory better.
The Ruy Lopez: Closed, Rossolimo Defense has a sharpness score of 95.3 (very decisive), meaning 95.3% of games end decisively. Average game length is 40 moves.
At 1800-1999 Elo, the Ruy Lopez: Closed, Rossolimo Defense has a 49.3% (90% CI: 41.4%-57.2%) win rate for white, based on 105 Lichess games. Average game length is 41 moves with a 5.2% draw rate.
In Blitz games, the Ruy Lopez: Closed, Rossolimo Defense has a 49.5% (90% CI: 42.9%-56.1%) win rate for white (153 Lichess games). Draw rate is 5.5%.
The Ruy Lopez: Closed, Rossolimo Defense is statistically balanced with a 53.3% (90% CI: 47.8%-58.7%) win rate across all ratings. It performs best at 2000-2199 Elo. Your results depend on your rating, time control, and how well you know the typical plans.