Body · #928 biggest of 1,014
How big is the human eye?
2.4 cm
The human eye measures 2.4 cm. That's about 343 human-hair widths lined up end to end.
By the numbers
- That's 2.4 cm, or about 0.945 inches.
- You'd need about 71 of them stacked up to reach the height of an average adult.
- Roughly 343 human-hair widths could line up across it.
- Out of all 1,014 things in this collection, it ranks #928 by size.
Size comparison
How human eye stacks up against things of a similar size. Tap any bar to explore it.
wood screw
3.0 cm
large emerald
3.0 cm
bottle cap
2.8 cm
coin
2.4 cm
human eye
2.4 cm
bumblebee
2.2 cm
postage stamp
2.2 cm
cherry
2.2 cm
beetle
2.0 cm
Bars use a logarithmic scale so everything fits — real differences are even more extreme!
Fun fact
You could line up roughly 71 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.