Baryonyx vs Compsognathus

A detailed side-by-side comparison of Baryonyx and Compsognathus, covering size, diet, classification, geologic period, and discovery history.

Side-by-Side Comparison

Property Baryonyx Compsognathus
Scientific Name Baryonyx walkeri Compsognathus longipes
Classification Spinosauridae Theropoda
Period Cretaceous Early Jurassic Late
Diet Piscivore Carnivore
Length 7.5 m 1.0 m
Height 2.5 m 0.3 m
Weight 1.7 t 3 kg
Discovery Year 1983 1859
Discovery Location Surrey, England Riedenburg, Bavaria, Germany
Named By Alan Charig & Angela Milner Johann A. Wagner

Size Comparison

Baryonyx 7.5 m

roughly the length of a large SUV

Compsognathus 1.0 m

smaller than a human child

Weight Comparison

Baryonyx 1.7 t

comparable to 1.7 small cars

Compsognathus 3 kg

lighter than a human adult

Timeline Comparison

Baryonyx
145.0 Mya Cretaceous Early (Mesozoic) 100.5 Mya
Compsognathus
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya

Diet Comparison

Baryonyx

Piscivore

Baryonyx was a fish-eater, specialized in catching aquatic prey.

Compsognathus

Carnivore

Compsognathus was a meat-eating predator, hunting other animals for food.

Classification Comparison

Baryonyx

Clade: Theropoda

Group: Spinosauridae

(Spine lizards)

Compsognathus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Did You Know?

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Baryonyx was about 7.5x longer than Compsognathus.

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Baryonyx weighed roughly 567x more than Compsognathus.

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Baryonyx was a piscivore while Compsognathus was a carnivore.

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Baryonyx lived during the Cretaceous Early while Compsognathus lived during the Jurassic Late, separated by roughly 61 million years.

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Compsognathus was discovered 124 years earlier, in 1859.

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Baryonyx belonged to Spinosauridae while Compsognathus belonged to Theropoda.

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