Argentinosaurus vs Iguanodon

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

Side-by-Side Comparison

Свойство Argentinosaurus Iguanodon
Научное название Argentinosaurus huinculensis Iguanodon bernissartensis
Классификация Sauropoda Ornithischia
Период Cretaceous Late Cretaceous Early
Питание Herbivore Herbivore
Длина 35.0 m 10.0 m
Height 12.0 m 3.0 m
Вес 70.0 t 3.4 t
Год открытия 1993 1825
Место открытия Neuquen Province, Argentina Sussex, England
Назван Jose Bonaparte & Rodolfo Coria Gideon Mantell

Size Comparison

Argentinosaurus 35.0 m

as long as 3 school buses

Iguanodon 10.0 m

about as long as 2 cars end-to-end

Weight Comparison

Argentinosaurus 70.0 t

heavier than 12 African elephants

Iguanodon 3.4 t

comparable to 3.4 small cars

Timeline Comparison

Argentinosaurus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya
Iguanodon
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya

Diet Comparison

Argentinosaurus

Herbivore

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

Iguanodon

Herbivore

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

Classification Comparison

Argentinosaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Iguanodon

Group: Ornithischia

(Bird-hipped dinosaurs)

Did You Know?

💡

Argentinosaurus was about 3.5x longer than Iguanodon.

💡

Argentinosaurus weighed roughly 21x more than Iguanodon.

💡

Both Argentinosaurus and Iguanodon were herbivores.

💡

Argentinosaurus lived during the Cretaceous Late while Iguanodon lived during the Cretaceous Early, separated by roughly 79 million years.

💡

Iguanodon was discovered 168 years earlier, in 1825.

💡

Argentinosaurus belonged to Sauropoda while Iguanodon belonged to Ornithischia.

Compare With Other Dinosaurs

Explore These Dinosaurs

Explore the Natural World

Discover more across the Nature FYI family