Diplodocus vs Suchomimus

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

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Side-by-Side Comparison

Property Diplodocus Suchomimus
Scientific Name Diplodocus longus Suchomimus tenerensis
Classification Sauropoda Spinosauridae
Period Jurassic Late Cretaceous Early
Diet Herbivore Piscivore
Length 25.0 m 11.0 m
Height 5.0 m 3.6 m
Weight 14.0 t 5.2 t
Discovery Year 1878 1998
Discovery Location Canon City, Colorado, USA Elrhaz Formation, Niger
Named By Othniel Charles Marsh Paul Sereno et al.
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Size Comparison

Diplodocus 25.0 m

about as long as 5 cars end-to-end

Suchomimus 11.0 m

about as long as 2 cars end-to-end

Weight Comparison

Diplodocus 14.0 t

about the weight of 2.3 elephants

Suchomimus 5.2 t

about the weight of 0.9 elephants

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Timeline Comparison

Diplodocus
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya
Suchomimus
145.0 Mya Cretaceous Early (Mesozoic) 100.5 Mya
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Diet Comparison

Diplodocus

Herbivore

Diplodocus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.

Suchomimus

Piscivore

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

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Classification Comparison

Diplodocus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Suchomimus

Clade: Theropoda

Group: Spinosauridae

(Spine lizards)

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Did You Know?

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Diplodocus was about 2.3x longer than Suchomimus.

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Diplodocus weighed roughly 3x more than Suchomimus.

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Diplodocus was a herbivore while Suchomimus was a piscivore.

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Diplodocus lived during the Jurassic Late while Suchomimus lived during the Cretaceous Early, separated by roughly 0 million years.

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Diplodocus was discovered 120 years earlier, in 1878.

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Diplodocus belonged to Sauropoda while Suchomimus belonged to Spinosauridae.

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