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 |
|---|---|---|---|
| Planck Length | 0 × 0 × 0 m | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Bottom Quark | 0 × 0 × 0 m | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| 1 Attometer | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| 10 Attometers | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| 100 Attometers | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| 1 Femtometer | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |

| Object | Volume | vs smallest |
|---|---|---|
| Planck Length | 2.5 × 10−96 mm³ | 1× |
| Bottom Quark | 3.3 × 10−50 mm³ | >1,000,000× |
| 1 Attometer | 1 × 10−45 mm³ | >1,000,000× |
| 10 Attometers | 1 × 10−42 mm³ | >1,000,000× |
| 100 Attometers | 1 × 10−39 mm³ | >1,000,000× |
| 1 Femtometer | 1 × 10−36 mm³ | >1,000,000× |
* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, Planck Length. Anything beyond a million times bigger is shown as >1,000,000×.