Australopithecus afarensis brain size comparison: how tall is the Australopithecus afarensis brain?
Australopithecus afarensis brain: 6.4 cm · 0' 3" tall
Brain mass 438 g (0.32× human) · size estimated from mass
Australopithecus afarensis brain is 6.4 cm · 0' 3" tall. That is about 26.8× 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.
Australopithecus afarensis brain in other units
| Unit | Size |
|---|---|
| Centimetres | 6.4 cm |
| Metres | 0.06 m |
| Feet and inches | 0' 3" |
| Inches | 2.5 in |
How small is it next to a person?
An average man (171 cm) is about 27 times as tall as Australopithecus afarensis brain. It would reach about the sole of his shoe.
What is about the same size as Australopithecus afarensis brain?
| Compared with | Size | Difference |
|---|---|---|
| Australopithecus africanus brain (Human species) | 6.5 cm · 0' 3" | 0.06 cm taller (0.9%) |
| Polar bear brain (Mammals) | 6.7 cm · 0' 3" | 0.28 cm taller (4.4%) |
| Padel ball (Balls) | 6.5 cm · 0' 3" | 0.11 cm taller (1.7%) |
| Cow brain (Mammals) | 6.4 cm · 0' 3" | 0.01 cm taller (0.2%) |
| Lacrosse ball (Balls) | 6.3 cm · 0' 2" | 0.09 cm shorter (1.4%) |
| Chimpanzee brain (Mammals) | 6.2 cm · 0' 2" | 0.24 cm shorter (3.8%) |
| Orangutan brain (Mammals) | 6 cm · 0' 2" | 0.35 cm shorter (5.5%) |
| Homo floresiensis brain (Human species) | 6.3 cm · 0' 2" | 0.06 cm shorter (0.9%) |
More in Human species
- Sahelanthropus brain (estimate) — 6 cm · 0' 2"
- Ardipithecus brain — 5.8 cm · 0' 2"
- Australopithecus africanus brain — 6.5 cm · 0' 3"
- Paranthropus boisei brain — 6.7 cm · 0' 3"
- Homo naledi brain — 6.7 cm · 0' 3"
- Homo habilis brain — 7.1 cm · 0' 3"
- Homo floresiensis brain — 6.3 cm · 0' 2"
- Homo erectus brain — 8.1 cm · 0' 3"
- Homo heidelbergensis brain — 9.1 cm · 0' 4"
- Neanderthal brain — 9.4 cm · 0' 4"
- Early Homo sapiens brain — 9.5 cm · 0' 4"
- Modern human brain — 9.3 cm · 0' 4"