How big is a watermelon?

40 cm long · 1.3 ft

A big watermelon is around forty centimeters long.

Smartphone 15 cm

Watermelon 40 cm

Watermelon next to smartphone, drawn to scale.

Compared with things you know

A watermelon is about 57× the length of a grain of rice Grain of rice: 7 mm
A watermelon is about 12× the length of a paperclip Paperclip: 3.3 cm
A watermelon is about 6.7× the length of a house key House key: 6 cm
A watermelon is about 2.7× the height of a Smartphone Smartphone: 15 cm

Think you could size it by eye? A watermelon is one of the objects in Sizedle.

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