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Prehistoric Life

How long was Albertosaurus sarcophagus?

An adult Albertosaurus sarcophagus had a body length of about 9 m (30 ft).

What is measured: Adult, body length

Albertosaurus sarcophagus (9 m) drawn to scale beside a 20-foot shipping container (6.06 m) and a city bus (12 m)
Drawn to scale, from left to right: Shipping container (20 ft) (6.06 m), Albertosaurus sarcophagus (9 m) and City bus (12 m).

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How big is that, really?

  • A little shorter than a city bus
  • A little longer than a 20-foot shipping container
  • About 2 would fit end to end along a tennis court
  • About 5 would fit end to end along an Olympic swimming pool
  • About 4.5× the height of a doorway

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Facts about Albertosaurus sarcophagus

Albertosaurus was a slightly smaller relative of Tyrannosaurus that lived in western North America during the Late Cretaceous.

Source: Royal Tyrrell Museum — Albertosaurus sarcophagus; Encyclopaedia Britannica — Albertosaurus

Prehistoric Life

NameSizeCompared with Albertosaurus sarcophagus
Ankylosaurus magniventris8 m (26 ft)0.89×
Prototaxites8 m (26 ft)0.89×
Nigersaurus taqueti9 m (30 ft)same size
Albertosaurus sarcophagus9 m (30 ft)this page
Parasaurolophus walkeri9.5 m (31 ft)1.1×
Allosaurus fragilis9.7 m (32 ft)1.1×
Therizinosaurus cheloniformis10 m (33 ft)1.1×
Hatzegopteryx thambema10 m (33 ft)1.1×
Amargasaurus cazaui10 m (33 ft)1.1×
Tarbosaurus bataar10 m (33 ft)1.1×

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