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How Big Is a Megalodon?

A megalodon is about 52 ft (16 m) long. That is about 9.4 times as long as the average man is tall. An extinct giant shark known mostly from huge fossil teeth.

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How big is a megalodon compared to the average man?

A megalodon is about 9.4 times as long as the average man is tall. A megalodon is 9.4× the size of the average man: about 9.4 average men lined up would match it. By volume, about 975 average men would fit inside a megalodon.

Megalodon length in feet, inches, centimeters and meters

A megalodon measures:

Unit	Value
Feet and inches	52 ft 6 in
Inches	630 in
Centimeters	1600 cm
Meters	16 m

Megalodon size facts

Megalodon is estimated at about 14 to 20 meters long; we use a 16-meter adult.
A 2022 3D model estimated a 16-meter megalodon weighed about 61.5 tonnes.
It went extinct about 3.6 million years ago.

How does a megalodon compare to other things?

A megalodon next to 24 things of similar size, plus some everyday references:

Thing	Size	Compared to Megalodon
Sun	865,000 miles (1,393,000 km) across	87 million× bigger
Earth	7,920 miles (12,740 km) across	796,000× bigger
Mount Everest	5.5 miles (8.849 km)	553× bigger
Eiffel Tower	1,083 ft (330 m)	20.6× bigger
Blue whale	82 ft (25 m) long	30 ft (9 m) bigger
Brachiosaurus	72 ft (22 m) long	20 ft (6 m) bigger
Semi-truck	72 ft (21.9 m) long	19 ft (5.9 m) bigger
Great Sphinx of Giza	66 ft (20 m)	13 ft (4 m) bigger
Oak tree	66 ft (20 m)	13 ft (4 m) bigger
Palm tree	66 ft (20 m)	13 ft (4 m) bigger
Sperm whale	52 ft (16 m) long	0 pm smaller
Humpback whale	49 ft (15 m) long	3 ft 3 in (100 cm) smaller
Mosasaurus	49 ft (15 m) long	3 ft 3 in (100 cm) smaller
Spinosaurus	46 ft (14 m) long	6 ft 7 in (200 cm) smaller
Hubble Space Telescope	43 ft (13.2 m) long	9 ft 2 in (280 cm) smaller
Titanoboa	43 ft (13 m) long	9 ft 10 in (3 m) smaller
Giganotosaurus	41 ft (12.5 m) long	11 ft (3.5 m) smaller
Tyrannosaurus rex	40 ft (12.3 m) long	12 ft (3.7 m) smaller
School bus	40 ft (12.2 m) long	12 ft (3.8 m) smaller
Whale shark	39 ft (12 m) long	13 ft (4 m) smaller
Giant squid	39 ft (12 m) long	13 ft (4 m) smaller
Fire truck	39 ft (12 m) long	13 ft (4 m) smaller
Average man (world)	5 ft 7 in (171 cm)	9.4× smaller
Average woman (world)	5 ft 3 in (159 cm)	10.1× smaller

Where do these numbers come from?

Sizes are typical adult or reported values, rounded for readability. Read how we measure and compare sizes.

Silhouettes from PhyloPic: Megalodon by Russell Engelman. See credits.