Body · #817 biggest of 1,014
How big is a human brain?
16 cm
A human brain measures 16 cm. That's about 6.67 coins lined up end to end.
By the numbers
- That's 16 cm, or about 6.3 inches.
- You'd need about 11 of them stacked up to reach the height of an average adult.
- Roughly 6.67 coins could line up across it.
- Out of all 1,014 things in this collection, it ranks #817 by size.
Size comparison
How human brain stacks up against things of a similar size. Tap any bar to explore it.
pliers
18.0 cm
hose nozzle
18.0 cm
kingfisher
17.0 cm
TV remote
16.0 cm
human brain
16.0 cm
sparrow
16.0 cm
seahorse
15.0 cm
Venus flytrap
15.0 cm
blade of grass
15.0 cm
Bars use a logarithmic scale so everything fits — real differences are even more extreme!
Fun fact
You could line up roughly 11 of them along the height of an average person.
More in Body
Tip: swipe, use the arrow keys, or scroll past the edge to jump between sizes.