HeightsBySide

dinosaurs · sauropod

How tall is Brachiosaurus?

Brachiosaurus height compared to an average person, to scale — 12 m (39'4")

Brachiosaurus is 12 m (39'4") tall.

Measured: head height.

Centimetres12 m
Feet & inches39'4"
Exact1200 cm
Confidencemedium
Sourcepaleontology estimate

Heights are compiled from public sources — official league & agency listings, published profiles and reference data — and cross-checked; the confidence flag reflects how consistently sources agree. Last reviewed 2026-09-30.

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12 m
Brachiosaurus
1.75 m
Average American Man
Brachiosaurus12 m
Average American Man1.75 m

About Brachiosaurus’s height

Brachiosaurus is 12 m (39'4") tall. That is 1200 centimetres, or 39'4" in feet and inches. This figure is measured head height. Source confidence for this height is rated medium.

For a sense of scale, Brachiosaurus stands at almost the same height as Saguaro Cactus (12 m), and is just shorter than Titanoboa (13 m). Use the comparison tool above to line Brachiosaurus up against anyone else, to scale.

Brachiosaurus in perspective

Height in context

  • Brachiosaurus at 12 m (39'4") is approximately 6.9× the height of an average adult man (1.75 m).
  • Use the comparison tool above to place Brachiosaurus side by side with any person or object — you’ll see the size difference at a glance.

World height averages: adult men ≈1.75 m, adult women ≈1.62 m (compiled from global studies; varies by region).

Brachiosaurus height — frequently asked

How tall is Brachiosaurus?
Brachiosaurus is 12 m (39'4") tall.
How tall is Brachiosaurus in feet?
Brachiosaurus is 39'4" tall.
How tall is Brachiosaurus in cm?
Brachiosaurus is 12 m (1200 cm) tall.
Who is taller, Brachiosaurus or Titanoboa?
Titanoboa is taller, at 13 m versus Brachiosaurus at 12 m.
Is Brachiosaurus taller than Apatosaurus?
Yes — Brachiosaurus is 12 m, which is taller than Apatosaurus at 10 m.