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Réti Opening: Reversed Blumenfeld Gambit

66K games from Lichess · Updated January 2026

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White Expected Score54.8%Range (90% confident): 54.5% – 55.1%Based on 66K games
0%54.8%100%
Range (90% confident): 54.5% – 55.1%
Outcome Distribution
52.3%5.0%42.7%
Win
Draw
Loss
4.b4
Réti Opening: Reversed Blumenfeld Gambit
Analyzen=66K
Avg Length33 moves
Sharpness95%
Draw Rate5.0%

What is the Réti Opening: Reversed Blumenfeld Gambit expected score for White?

Snapshot

At all ratings, the Réti Opening: Reversed Blumenfeld Gambit has a 54.8% expected score for White (we're 90% confident it's between 54.5% and 55.1%), based on 66K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Gambit BreakpointWhite

Peak: +10.3% · Breakpoint: 1000-1199

Time-Control Swing

Max swing: 8.0% · Blitz best · Classical worst

White Win% by Rating

Declines with rating: 51% → 38%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 50.8% win rate (31 games)
  • 1000-1199: 45.8% win rate (268 games)
  • 1200-1399: 50.4% win rate (988 games)
  • 1400-1599: 50.8% win rate (2,920 games)
  • 1600-1799: 52.5% win rate (7,373 games)
  • 1800-1999: 53.0% win rate (16,721 games)
  • 2000-2199: 54.0% win rate (20,422 games)
  • 2200-2499: 52.9% win rate (14,050 games)
  • 2500+: 38.2% win rate (3,583 games)

White Win% by Time Control

Best in Blitz (53%), worst in UltraBullet (43%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 42.9% win rate (9 games)
  • Bullet: 51.7% win rate (19,209 games)
  • Blitz: 52.9% win rate (40,624 games)
  • Rapid: 50.3% win rate (6,265 games)
  • Classical: 44.9% win rate (249 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: 52.8% expected score (17 games)
  • 0-999 rating, Blitz: 53.5% expected score (13 games)
  • 0-999 rating, Rapid: 30.0% expected score (1 games)
  • 1000-1199 rating, Bullet: 48.2% expected score (108 games)
  • 1000-1199 rating, Blitz: 45.4% expected score (138 games)
  • 1000-1199 rating, Rapid: 45.8% expected score (22 games)
  • 1200-1399 rating, Bullet: 48.6% expected score (433 games)
  • 1200-1399 rating, Blitz: 54.0% expected score (459 games)
  • 1200-1399 rating, Rapid: 48.5% expected score (96 games)
  • 1400-1599 rating, UltraBullet: 50.0% expected score (6 games)
  • 1400-1599 rating, Bullet: 52.6% expected score (1,198 games)
  • 1400-1599 rating, Blitz: 51.9% expected score (1,453 games)
  • 1400-1599 rating, Rapid: 49.8% expected score (250 games)
  • 1400-1599 rating, Classical: 32.8% expected score (13 games)
  • 1600-1799 rating, UltraBullet: 50.0% expected score (2 games)
  • 1600-1799 rating, Bullet: 54.8% expected score (2,387 games)
  • 1600-1799 rating, Blitz: 53.4% expected score (4,257 games)
  • 1600-1799 rating, Rapid: 52.4% expected score (700 games)
  • 1600-1799 rating, Classical: 50.0% expected score (27 games)
  • 1800-1999 rating, Bullet: 54.8% expected score (3,691 games)
  • 1800-1999 rating, Blitz: 54.8% expected score (11,101 games)
  • 1800-1999 rating, Rapid: 53.6% expected score (1,846 games)
  • 1800-1999 rating, Classical: 48.2% expected score (83 games)
  • 2000-2199 rating, UltraBullet: 30.0% expected score (1 games)
  • 2000-2199 rating, Bullet: 55.9% expected score (4,780 games)
  • 2000-2199 rating, Blitz: 55.8% expected score (13,602 games)
  • 2000-2199 rating, Rapid: 55.3% expected score (1,941 games)
  • 2000-2199 rating, Classical: 52.5% expected score (98 games)
  • 2200-2499 rating, Bullet: 55.5% expected score (4,192 games)
  • 2200-2499 rating, Blitz: 55.5% expected score (8,639 games)
  • 2200-2499 rating, Rapid: 53.6% expected score (1,200 games)
  • 2200-2499 rating, Classical: 52.5% expected score (19 games)
  • 2500+ rating, Bullet: 54.4% expected score (2,403 games)
  • 2500+ rating, Blitz: 55.5% expected score (962 games)
  • 2500+ rating, Rapid: 52.4% expected score (209 games)
  • 2500+ rating, Classical: 40.5% expected score (9 games)

Related Openings

Parent
Réti Opening
52.0%
Variations (5)
Réti Opening: Réti Accepted
54.7%
Réti Opening: Advance Variation
51.9%
Réti Opening: Anglo-Slav Variation, Bogoljubow Variation, Stonewall Line
53.1%
Réti Opening: Anglo-Slav Variation, Bogoljubow Variation
51.0%
Réti Opening: Réti Gambit, Keres Variation
51.5%
Analyze Réti Opening: Reversed Blumenfeld Gambit PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Réti Opening: Reversed Blumenfeld Gambit win rate?

The Réti Opening: Reversed Blumenfeld Gambit has a 52.3% (90% CI: 51.9%-52.6%) win rate for white, based on 66K rated games from Lichess.

At what rating does the Réti Opening: Reversed Blumenfeld Gambit perform best?

The Réti Opening: Reversed Blumenfeld Gambit performs best at 2000-2199 Elo with a 54.0% win rate for white (20K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Réti Opening: Reversed Blumenfeld Gambit better in blitz or rapid?

Blitz (52.9%) outperforms Classical (44.9%) by 8.0%. Choose your time control wisely.

How sharp is the Réti Opening: Reversed Blumenfeld Gambit?

The Réti Opening: Reversed Blumenfeld Gambit has a sharpness score of 95.0 (very decisive), meaning 95.0% of games end decisively. Average game length is 33 moves.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 45.8% (90% CI: 40.9%-50.8%) win rate for white, based on 268 Lichess games. Average game length is 25 moves with a 1.3% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 50.4% (90% CI: 47.8%-53.0%) win rate for white, based on 988 Lichess games. Average game length is 26 moves with a 1.5% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 50.8% (90% CI: 49.3%-52.4%) win rate for white, based on 2.9K Lichess games. Average game length is 27 moves with a 2.1% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 52.5% (90% CI: 51.5%-53.4%) win rate for white, based on 7.4K Lichess games. Average game length is 29 moves with a 2.5% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 53.0% (90% CI: 52.4%-53.7%) win rate for white, based on 17K Lichess games. Average game length is 32 moves with a 3.1% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 54.0% (90% CI: 53.4%-54.5%) win rate for white, based on 20K Lichess games. Average game length is 33 moves with a 3.5% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 52.9% (90% CI: 52.2%-53.6%) win rate for white, based on 14K Lichess games. Average game length is 35 moves with a 4.8% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate at 2500+ Elo?

At 2500+ Elo, the Réti Opening: Reversed Blumenfeld Gambit has a 38.2% (90% CI: 36.8%-39.5%) win rate for white, based on 3.6K Lichess games. Average game length is 43 moves with a 32.8% draw rate.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate in Bullet?

In Bullet games, the Réti Opening: Reversed Blumenfeld Gambit has a 51.7% (90% CI: 51.2%-52.3%) win rate for white (19K Lichess games). Draw rate is 6.2%.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate in Blitz?

In Blitz games, the Réti Opening: Reversed Blumenfeld Gambit has a 52.9% (90% CI: 52.5%-53.3%) win rate for white (41K Lichess games). Draw rate is 4.2%.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate in Rapid?

In Rapid games, the Réti Opening: Reversed Blumenfeld Gambit has a 50.3% (90% CI: 49.2%-51.3%) win rate for white (6.3K Lichess games). Draw rate is 6.8%.

What is the Réti Opening: Reversed Blumenfeld Gambit win rate in Classical?

In Classical games, the Réti Opening: Reversed Blumenfeld Gambit has a 44.9% (90% CI: 39.8%-50.1%) win rate for white (249 Lichess games). Draw rate is 8.6%.

Is the Réti Opening: Reversed Blumenfeld Gambit a good opening?

The Réti Opening: Reversed Blumenfeld Gambit is statistically favors white with a 52.3% (90% CI: 51.9%-52.6%) 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.