HeightsBySide

Rankings

The Tallest Dinosaurs

The 30 tallest dinosaurs in our data, ranked by height. Mosasaurus leads at 17 m (55'9"). Tap any name for its height page, or use the chart below to line them up to scale.

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17 m
Mosasaurus
12 m
Brachiosaurus
10 m
Apatosaurus
7 m
Argentinosaurus
Mosasaurus17 m
Brachiosaurus12 m
Apatosaurus10 m
Argentinosaurus7 m

Tallest Dinosaurs, ranked

  1. 1Mosasaurus17 m · 55'9"
  2. 2Brachiosaurus12 m · 39'4"
  3. 3Apatosaurus10 m · 32'10"
  4. 4Argentinosaurus7 m · 23'0"
  5. 5Giganotosaurus5.5 m · 18'1"
  6. 6Sauroposeidon5.5 m · 18'1"
  7. 7Spinosaurus5 m · 16'5"
  8. 8Quetzalcoatlus5 m · 16'5"
  9. 9Shantungosaurus4.8 m · 15'9"
  10. 10Brontosaurus4.5 m · 14'9"
  11. 11Tyrannosaurus Rex4 m · 13'1"
  12. 12Stegosaurus4 m · 13'1"
  13. 13Diplodocus4 m · 13'1"
  14. 14Therizinosaurus4 m · 13'1"
  15. 15Tarbosaurus4 m · 13'1"
  16. 16Mapusaurus4 m · 13'1"
  17. 17Acrocanthosaurus3.5 m · 11'6"
  18. 18Suchomimus3.5 m · 11'6"
  19. 19Daspletosaurus3.5 m · 11'6"
  20. 20Edmontosaurus3.5 m · 11'6"
  21. 21Triceratops3 m · 9'10"
  22. 22Allosaurus3 m · 9'10"
  23. 23Carnotaurus3 m · 9'10"
  24. 24Iguanodon3 m · 9'10"
  25. 25Albertosaurus3 m · 9'10"
  26. 26Corythosaurus3 m · 9'10"
  27. 27Lambeosaurus3 m · 9'10"
  28. 28Torvosaurus3 m · 9'10"
  29. 29Parasaurolophus2.8 m · 9'2"
  30. 30Baryonyx2.5 m · 8'2"

Tallest and shortest dinosaurs, to scale

17 mMosasaurus2.5 mBaryonyx

What the numbers say

  • The height range across these 30 dinosaurs is 1450 cm (571 in) — from Mosasaurus at 17 m (55'9") down to Baryonyx at 2.5 m (8'2").
  • The group average height is 4.79 m (15'9").
  • The midpoint of this list is #16 — Mapusaurus — at 4 m (13'1").

Heights are the figures listed on each entry’s own page and may vary by a centimetre or two across sources. Use the comparison tool above to line up any pair side by side.

Tallest Dinosaurs — frequently asked

Who is the tallest of the dinosaurs?
Mosasaurus is the tallest, at 17 m (55'9").
How tall is Mosasaurus?
Mosasaurus is 17 m (55'9") tall.
Who is the shortest on this list?
Baryonyx, at 2.5 m (8'2").
What is the average height of dinosaurs?
The average across the 30 dinosaurs on this list is 4.79 m (15'9").
What is the height range of dinosaurs on this list?
The range is 1450 cm (571 in) — from Baryonyx at 2.5 m (8'2") to Mosasaurus at 17 m (55'9").
How tall is Baryonyx?
Baryonyx is 2.5 m (8'2") tall, the shortest on this list.

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