This comparison shows 6 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

| Object | As entered | Centimetres | Inches |
|---|---|---|---|
| Atom | 0.1 × 0.1 × 0.1 cm | 0.1 × 0.1 × 0.1 cm | 0.04 × 0.04 × 0.04 in |
| Millimeter | 0.1 × 0.1 × 0.1 cm | 0.1 × 0.1 × 0.1 cm | 0.04 × 0.04 × 0.04 in |
| Plank Length | 0.1 × 0.1 × 0.1 cm | 0.1 × 0.1 × 0.1 cm | 0.04 × 0.04 × 0.04 in |
| Proton | 0.1 × 0.1 × 0.1 cm | 0.1 × 0.1 × 0.1 cm | 0.04 × 0.04 × 0.04 in |
| Virus | 0.1 × 0.1 × 0.1 cm | 0.1 × 0.1 × 0.1 cm | 0.04 × 0.04 × 0.04 in |
| Bacteria | 0.2 × 0.2 × 0.2 cm | 0.2 × 0.2 × 0.2 cm | 0.08 × 0.08 × 0.08 in |

| Object | Volume | vs smallest |
|---|---|---|
| Atom | 1 mm³ | 1× |
| Millimeter | 1 mm³ | 1× |
| Plank Length | 1 mm³ | 1× |
| Proton | 1 mm³ | 1× |
| Virus | 1 mm³ | 1× |
| Bacteria | 8 mm³ | 8× |
* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, Atom.