Koala brain size comparison: how tall is the Koala brain?
Koala brain: 2.3 cm · 0' 1" tall
Brain mass 19 g (0.01× human) · size estimated from mass · fills only ~60% of its skull
Koala brain is 2.3 cm · 0' 1" tall. That is about 76.0× shorter than an average man (171 cm). Compare it side by side with people, animals, buildings and more on the board above — drag, zoom, switch cm / ft, or export an image.
Koala brain in other units
| Unit | Size |
|---|---|
| Centimetres | 2.3 cm |
| Metres | 0.02 m |
| Feet and inches | 0' 1" |
| Inches | 0.9 in |
How small is it next to a person?
An average man (171 cm) is about 76 times as tall as Koala brain. It would reach about the sole of his shoe.
What is about the same size as Koala brain?
| Compared with | Size | Difference |
|---|---|---|
| House cat brain (Mammals) | 2.6 cm · 0' 1" | 0.36 cm taller (16%) |
| Blackberry (Fruits) | 2.5 cm · 0' 1" | 0.25 cm taller (11.1%) |
| Cherry (Fruits) | 2.5 cm · 0' 1" | 0.25 cm taller (11.1%) |
| Ostrich brain (Birds, sharks & more) | 2.5 cm · 0' 1" | 0.24 cm taller (10.7%) |
| Raven brain (Birds, sharks & more) | 2 cm · 0' 1" | 0.22 cm shorter (9.8%) |
| Caterpillar (Reptiles & bugs) | 2 cm · 0' 1" | 0.25 cm shorter (11.1%) |
| Raspberry (Fruits) | 2 cm · 0' 1" | 0.25 cm shorter (11.1%) |
| Rabbit brain (Mammals) | 1.9 cm · 0' 1" | 0.38 cm shorter (16.9%) |
More in Mammals
- House cat — 25 cm · 0' 10"
- Golden Retriever — 58 cm · 1' 11"
- Lion — 120 cm · 3' 11"
- Horse — 165 cm · 5' 5"
- African elephant — 330 cm · 10' 10"
- Giraffe — 520 cm · 17' 1"
- Blue whale — 420 cm · 13' 9"
- Gorilla — 150 cm · 4' 11"
- Red kangaroo — 180 cm · 5' 11"
- Grizzly bear — 110 cm · 3' 7"
- Zebra — 145 cm · 4' 9"
- Camel — 210 cm · 6' 11"