Garden · #945 biggest of 1,014
How big is a sunflower seed?
1.5 cm
A sunflower seed measures 1.5 cm. That's about 214 human-hair widths lined up end to end.
By the numbers
- That's 1.5 cm, or about 0.591 inches.
- You'd need about 113 of them stacked up to reach the height of an average adult.
- Roughly 214 human-hair widths could line up across it.
- Out of all 1,014 things in this collection, it ranks #945 by size.
Size comparison
How sunflower seed stacks up against things of a similar size. Tap any bar to explore it.
marble
1.6 cm
die (toy)
1.6 cm
microSD card
1.5 cm
opal
1.5 cm
sunflower seed
1.5 cm
honey bee
1.3 cm
button
1.2 cm
blueberry
1.2 cm
fingernail
1.2 cm
Bars use a logarithmic scale so everything fits — real differences are even more extreme!
Fun fact
You could line up roughly 113 of them along the height of an average person.
More in Garden
Tip: swipe, use the arrow keys, or scroll past the edge to jump between sizes.