This comparison shows 3 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

| Object | As entered | Centimetres | Inches |
|---|---|---|---|
| Carbon atom | 0.12 × 0.12 × 0.12 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Ballic Acid Spore | 0.1 × 0.09 × 0.09 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Countryball Neuron | 18.0 × 0 × 0.82 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |

| Object | Volume | vs smallest |
|---|---|---|
| Carbon atom | 1.7 × 10−21 mm³ | 2.1× |
| Ballic Acid Spore | 8.1 × 10−22 mm³ | 1× |
| Countryball Neuron | 7.1 × 10−20 mm³ | 87× |
* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, Ballic Acid Spore.