The Heaviest Living Reptiles In The World

Reptiles can be seen all over the world in various shapes and sizes. Crocodiles are some of the largest and Heaviest living reptiles in the world. It has an average length of 14.8 feet and weighs 450 kilograms.

The next two biggest reptiles also come from the crocodile family, but their closely connected cousin, the alligator, doesn’t seem on the list of heaviest reptiles until number 8.

The American Alligator weighs about 240 kilograms and is around 11.2 feet long. In several cases, length does not ensure weight.

For example, the Leatherback Sea Turtle is only 6.6 feet long, but it’s still managed to snag the number four spot on the list, weighing 364 kilograms.

These massive animals play a significant role in their environment and can be found in many different parts of the world.

The Heaviest Living Reptiles In The World

Animal

Average mass
[kg (lb)]

Maximum mass
[kg (lb)]

Average total length
[m (ft)]

Saltwater crocodile

450 (990)

2000 (4400)

4.5 (14.8)

Nile crocodile

410 (900)

1090 (2400)

4.2 (13.8)

Orinoco crocodile

380 (840)

1100 (2400)

4.1 (13.5)

Leatherback sea turtle

364 (800)

932 (2050)

2.0 (6.6)

Black caiman

350 (770)

1100 (2400)

3.9 (12.8)

American crocodile

335 (739)

1000 (2200)

4.0 (13.1)

Gharial

250 (550)

1000 (2200)

4.5 (14.8)

American alligator

240 (530)

1000 (2200)

3.4 (11.2)

Mugger crocodile

225 (495)

700 (1,500)

3.3 (10.8)

False gharial

210 (460)

500 (1,100)

4.0 (13.1)

Aldabra giant tortoise

205 (450)

360 (790)

1.4 (4.6)

Loggerhead sea turtle

200 (441)

545 (1202)

0.95 (3.2)

Green sea turtle

190 (418.9)

395 (870.8)

1.12 (3.67)

Slender-snouted crocodile

180 (400)

325 (720)

3.3 (10.8)

Galapagos tortoise

175 (390)

417 (919)

1.5 (4.9)

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