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Pterodactyl Defense: Queen Pterodactyl, Quiet Line

146K games from Lichess · Updated January 2026

Playable
White Expected Score49.9%Range (90% confident): 49.7% – 50.1%Based on 146K games
0%49.9%100%
Range (90% confident): 49.7% – 50.1%
Outcome Distribution
47.7%4.3%48.0%
Win
Draw
Loss
4.e3
Pterodactyl Defense: Queen Pterodactyl, Quiet Line
Analyzen=146K
Avg Length36 moves
Sharpness96%
Draw Rate4.3%

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line expected score for White?

Snapshot

At all ratings, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 49.9% expected score for White (we're 90% confident it's between 49.7% and 50.1%), based on 146K Lichess games.

White Win% by Rating

Stable across ratings (~50%)

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 49.5% win rate (321 games)
  • 1000-1199: 48.5% win rate (1,279 games)
  • 1200-1399: 49.2% win rate (3,678 games)
  • 1400-1599: 48.0% win rate (8,846 games)
  • 1600-1799: 48.6% win rate (20,091 games)
  • 1800-1999: 47.4% win rate (36,444 games)
  • 2000-2199: 47.5% win rate (40,908 games)
  • 2200-2499: 47.4% win rate (29,123 games)
  • 2500+: 48.2% win rate (5,224 games)

White Win% by Time Control

Similar across time controls (~49%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 48.9% win rate (378 games)
  • Bullet: 47.7% win rate (84,330 games)
  • Blitz: 47.7% win rate (53,540 games)
  • Rapid: 48.5% win rate (7,448 games)
  • Classical: 48.1% win rate (218 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, UltraBullet: 50.0% expected score (2 games)
  • 0-999 rating, Bullet: 52.3% expected score (151 games)
  • 0-999 rating, Blitz: 48.4% expected score (151 games)
  • 0-999 rating, Rapid: 55.5% expected score (17 games)
  • 1000-1199 rating, UltraBullet: 68.2% expected score (4 games)
  • 1000-1199 rating, Bullet: 50.8% expected score (700 games)
  • 1000-1199 rating, Blitz: 48.9% expected score (505 games)
  • 1000-1199 rating, Rapid: 45.0% expected score (69 games)
  • 1000-1199 rating, Classical: 70.0% expected score (1 games)
  • 1200-1399 rating, UltraBullet: 54.3% expected score (22 games)
  • 1200-1399 rating, Bullet: 49.9% expected score (1,893 games)
  • 1200-1399 rating, Blitz: 51.4% expected score (1,532 games)
  • 1200-1399 rating, Rapid: 48.7% expected score (227 games)
  • 1200-1399 rating, Classical: 68.2% expected score (4 games)
  • 1400-1599 rating, UltraBullet: 47.6% expected score (80 games)
  • 1400-1599 rating, Bullet: 48.3% expected score (3,803 games)
  • 1400-1599 rating, Blitz: 50.9% expected score (4,246 games)
  • 1400-1599 rating, Rapid: 48.0% expected score (698 games)
  • 1400-1599 rating, Classical: 42.7% expected score (19 games)
  • 1600-1799 rating, UltraBullet: 46.2% expected score (156 games)
  • 1600-1799 rating, Bullet: 49.3% expected score (8,604 games)
  • 1600-1799 rating, Blitz: 51.0% expected score (9,469 games)
  • 1600-1799 rating, Rapid: 52.3% expected score (1,802 games)
  • 1600-1799 rating, Classical: 46.0% expected score (60 games)
  • 1800-1999 rating, UltraBullet: 52.5% expected score (80 games)
  • 1800-1999 rating, Bullet: 49.0% expected score (17,259 games)
  • 1800-1999 rating, Blitz: 49.3% expected score (16,519 games)
  • 1800-1999 rating, Rapid: 51.3% expected score (2,491 games)
  • 1800-1999 rating, Classical: 56.8% expected score (95 games)
  • 2000-2199 rating, UltraBullet: 69.0% expected score (17 games)
  • 2000-2199 rating, Bullet: 49.4% expected score (24,451 games)
  • 2000-2199 rating, Blitz: 50.3% expected score (14,738 games)
  • 2000-2199 rating, Rapid: 52.6% expected score (1,668 games)
  • 2000-2199 rating, Classical: 55.7% expected score (34 games)
  • 2200-2499 rating, UltraBullet: 59.1% expected score (15 games)
  • 2200-2499 rating, Bullet: 49.8% expected score (22,725 games)
  • 2200-2499 rating, Blitz: 51.0% expected score (5,918 games)
  • 2200-2499 rating, Rapid: 53.1% expected score (460 games)
  • 2200-2499 rating, Classical: 57.7% expected score (5 games)
  • 2500+ rating, UltraBullet: 21.5% expected score (2 games)
  • 2500+ rating, Bullet: 52.0% expected score (4,744 games)
  • 2500+ rating, Blitz: 52.0% expected score (462 games)
  • 2500+ rating, Rapid: 47.2% expected score (16 games)

Related Openings

Parent
Pterodactyl Defense
44.0%
Variations (5)
Pterodactyl Defense: Austrian, Austriadactylus Western
41.1%
Pterodactyl Defense: Austrian, Grand Prix Pterodactyl
53.8%
Pterodactyl Defense: Austrian, Pteranodon
41.2%
Pterodactyl Defense: Central, Anhanguera
38.0%
Pterodactyl Defense: Central, Benoni Beefeater Pterodactyl
48.8%
Analyze Pterodactyl Defense: Queen Pterodactyl, Quiet Line PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate?

The Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 47.7% (90% CI: 47.5%-47.9%) win rate for white, based on 146K rated games from Lichess.

At what rating does the Pterodactyl Defense: Queen Pterodactyl, Quiet Line perform best?

The Pterodactyl Defense: Queen Pterodactyl, Quiet Line performs best at 1600-1799 Elo with a 48.6% win rate for white (20K games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line better in blitz or rapid?

Rapid (48.5%) outperforms Classical (48.1%) by 0.4%. Choose your time control wisely.

How sharp is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line?

The Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a sharpness score of 95.7 (very decisive), meaning 95.7% of games end decisively. Average game length is 36 moves.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 0-999 Elo?

At 0-999 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 49.5% (90% CI: 44.9%-54.0%) win rate for white, based on 321 Lichess games. Average game length is 25 moves with a 2.3% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 1000-1199 Elo?

At 1000-1199 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 48.5% (90% CI: 46.2%-50.8%) win rate for white, based on 1.3K Lichess games. Average game length is 28 moves with a 2.7% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 1200-1399 Elo?

At 1200-1399 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 49.2% (90% CI: 47.9%-50.6%) win rate for white, based on 3.7K Lichess games. Average game length is 30 moves with a 2.4% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 1400-1599 Elo?

At 1400-1599 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 48.0% (90% CI: 47.2%-48.9%) win rate for white, based on 8.8K Lichess games. Average game length is 32 moves with a 2.9% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 1600-1799 Elo?

At 1600-1799 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 48.6% (90% CI: 48.1%-49.2%) win rate for white, based on 20K Lichess games. Average game length is 34 moves with a 3.3% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 1800-1999 Elo?

At 1800-1999 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 47.4% (90% CI: 46.9%-47.8%) win rate for white, based on 36K Lichess games. Average game length is 36 moves with a 3.9% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 2000-2199 Elo?

At 2000-2199 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 47.5% (90% CI: 47.1%-48.0%) win rate for white, based on 41K Lichess games. Average game length is 37 moves with a 4.5% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 2200-2499 Elo?

At 2200-2499 Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 47.4% (90% CI: 46.9%-47.9%) win rate for white, based on 29K Lichess games. Average game length is 39 moves with a 5.3% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate at 2500+ Elo?

At 2500+ Elo, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 48.2% (90% CI: 47.1%-49.3%) win rate for white, based on 5.2K Lichess games. Average game length is 43 moves with a 7.5% draw rate.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate in UltraBullet?

In UltraBullet games, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 48.9% (90% CI: 44.7%-53.1%) win rate for white (378 Lichess games). Draw rate is 2.2%.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate in Bullet?

In Bullet games, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 47.7% (90% CI: 47.4%-48.0%) win rate for white (84K Lichess games). Draw rate is 3.6%.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate in Blitz?

In Blitz games, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 47.7% (90% CI: 47.3%-48.0%) win rate for white (54K Lichess games). Draw rate is 5.1%.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate in Rapid?

In Rapid games, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 48.5% (90% CI: 47.5%-49.4%) win rate for white (7.4K Lichess games). Draw rate is 6.0%.

What is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line win rate in Classical?

In Classical games, the Pterodactyl Defense: Queen Pterodactyl, Quiet Line has a 48.1% (90% CI: 42.5%-53.6%) win rate for white (218 Lichess games). Draw rate is 9.8%.

Is the Pterodactyl Defense: Queen Pterodactyl, Quiet Line a good opening?

The Pterodactyl Defense: Queen Pterodactyl, Quiet Line is statistically balanced with a 47.7% (90% CI: 47.5%-47.9%) win rate across all ratings. It performs best at 1600-1799 Elo. Your results depend on your rating, time control, and how well you know the typical plans.