TrueEloPlay what wins.
Analyzer

Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation

16K games from Lichess · Updated January 2026

Playable
Black Expected Score49.7%Range (90% confident): 49.1% – 50.4%Based on 16K games
0%49.7%100%
Range (90% confident): 49.1% – 50.4%
Outcome Distribution
47.8%3.8%48.4%
Win
Draw
Loss
6...Qxc3+
Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation
Analyzen=16K
Avg Length34 moves
Sharpness96%
Draw Rate3.8%

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation expected score for Black?

Snapshot

At all ratings, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 49.7% expected score for Black (we're 90% confident it's between 49.1% and 50.4%), based on 16K Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Traps & Chaos

Complexity: 90.5 · Trap factor: -13.2 · n=16K

Black Win% by Rating

Declines with rating: 56% → 45%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 55.9% win rate (87 games)
  • 1000-1199: 55.3% win rate (276 games)
  • 1200-1399: 51.2% win rate (739 games)
  • 1400-1599: 50.4% win rate (2,048 games)
  • 1600-1799: 48.0% win rate (3,388 games)
  • 1800-1999: 47.1% win rate (4,078 games)
  • 2000-2199: 47.3% win rate (2,722 games)
  • 2200-2499: 45.8% win rate (2,317 games)
  • 2500+: 44.7% win rate (740 games)

Black Win% by Time Control

Best in Classical (58%), worst in UltraBullet (37%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 36.8% win rate (8 games)
  • Bullet: 47.9% win rate (7,976 games)
  • Blitz: 47.7% win rate (7,307 games)
  • Rapid: 47.1% win rate (1,041 games)
  • Classical: 58.1% win rate (63 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, Bullet: 61.5% expected score (42 games)
  • 0-999 rating, Blitz: 53.4% expected score (43 games)
  • 0-999 rating, Rapid: 50.0% expected score (2 games)
  • 1000-1199 rating, Bullet: 60.6% expected score (131 games)
  • 1000-1199 rating, Blitz: 52.4% expected score (124 games)
  • 1000-1199 rating, Rapid: 52.2% expected score (21 games)
  • 1200-1399 rating, Bullet: 55.8% expected score (326 games)
  • 1200-1399 rating, Blitz: 49.2% expected score (352 games)
  • 1200-1399 rating, Rapid: 59.4% expected score (57 games)
  • 1200-1399 rating, Classical: 31.9% expected score (4 games)
  • 1400-1599 rating, UltraBullet: 30.0% expected score (1 games)
  • 1400-1599 rating, Bullet: 52.8% expected score (831 games)
  • 1400-1599 rating, Blitz: 51.6% expected score (1,024 games)
  • 1400-1599 rating, Rapid: 48.9% expected score (179 games)
  • 1400-1599 rating, Classical: 60.4% expected score (13 games)
  • 1600-1799 rating, UltraBullet: 38.9% expected score (3 games)
  • 1600-1799 rating, Bullet: 48.8% expected score (1,292 games)
  • 1600-1799 rating, Blitz: 50.6% expected score (1,786 games)
  • 1600-1799 rating, Rapid: 47.2% expected score (298 games)
  • 1600-1799 rating, Classical: 64.3% expected score (9 games)
  • 1800-1999 rating, UltraBullet: 38.9% expected score (3 games)
  • 1800-1999 rating, Bullet: 49.4% expected score (1,755 games)
  • 1800-1999 rating, Blitz: 48.5% expected score (1,976 games)
  • 1800-1999 rating, Rapid: 50.3% expected score (313 games)
  • 1800-1999 rating, Classical: 62.3% expected score (31 games)
  • 2000-2199 rating, UltraBullet: 70.0% expected score (1 games)
  • 2000-2199 rating, Bullet: 49.2% expected score (1,572 games)
  • 2000-2199 rating, Blitz: 49.7% expected score (1,034 games)
  • 2000-2199 rating, Rapid: 51.4% expected score (111 games)
  • 2000-2199 rating, Classical: 68.2% expected score (4 games)
  • 2200-2499 rating, Bullet: 47.1% expected score (1,421 games)
  • 2200-2499 rating, Blitz: 49.4% expected score (836 games)
  • 2200-2499 rating, Rapid: 51.7% expected score (58 games)
  • 2200-2499 rating, Classical: 35.7% expected score (2 games)
  • 2500+ rating, Bullet: 46.5% expected score (606 games)
  • 2500+ rating, Blitz: 51.5% expected score (132 games)
  • 2500+ rating, Rapid: 21.5% expected score (2 games)

Related Openings

Parent
Sicilian Defense
48.5%
Variations (5)
Sicilian Defense: Bowdler Attack
47.2%
Sicilian Defense: Old Sicilian
48.5%
Sicilian Defense: Closed
49.8%
Sicilian Defense: Alapin Variation
50.2%
Sicilian Defense: McDonnell Attack
48.6%
Analyze Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate?

The Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 48.4% (90% CI: 47.8%-49.0%) win rate for white, based on 16K rated games from Lichess.

At what rating does the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation perform best?

The Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation performs best at 2200-2499 Elo with a 49.8% win rate for white (2.3K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation better in blitz or rapid?

Bullet (48.9%) outperforms Classical (38.0%) by 10.9%. Choose your time control wisely.

How sharp is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation?

The Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a sharpness score of 96.2 (very decisive), meaning 96.2% of games end decisively. Average game length is 34 moves.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 42.7% (90% CI: 37.9%-47.6%) win rate for white, based on 276 Lichess games. Average game length is 27 moves with a 2.0% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 45.7% (90% CI: 42.7%-48.7%) win rate for white, based on 739 Lichess games. Average game length is 28 moves with a 3.0% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 46.6% (90% CI: 44.8%-48.4%) win rate for white, based on 2.0K Lichess games. Average game length is 30 moves with a 3.0% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 48.8% (90% CI: 47.3%-50.2%) win rate for white, based on 3.4K Lichess games. Average game length is 33 moves with a 3.3% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 48.9% (90% CI: 47.6%-50.2%) win rate for white, based on 4.1K Lichess games. Average game length is 34 moves with a 4.0% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 48.3% (90% CI: 46.8%-49.9%) win rate for white, based on 2.7K Lichess games. Average game length is 34 moves with a 4.4% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 49.8% (90% CI: 48.1%-51.5%) win rate for white, based on 2.3K Lichess games. Average game length is 35 moves with a 4.4% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate at 2500+ Elo?

At 2500+ Elo, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 50.2% (90% CI: 47.2%-53.3%) win rate for white, based on 740 Lichess games. Average game length is 39 moves with a 5.1% draw rate.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate in Bullet?

In Bullet games, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 48.9% (90% CI: 48.0%-49.9%) win rate for white (8.0K Lichess games). Draw rate is 3.2%.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate in Blitz?

In Blitz games, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 48.0% (90% CI: 47.0%-49.0%) win rate for white (7.3K Lichess games). Draw rate is 4.3%.

What is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation win rate in Rapid?

In Rapid games, the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation has a 47.5% (90% CI: 45.0%-50.1%) win rate for white (1.0K Lichess games). Draw rate is 5.3%.

Is the Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation a good opening?

The Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation is statistically balanced with a 48.4% (90% CI: 47.8%-49.0%) 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.