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 |
|---|---|---|---|
| US Penny | 19.0 × 1.5 × 19.0 mm | 1.9 × 0.15 × 1.9 cm | 0.75 × 0.06 × 0.75 in |
| US Penny | 19.1 × 1.75 × 19.1 mm | 1.91 × 0.18 × 1.91 cm | 0.75 × 0.07 × 0.75 in |
| US Penny | 19.1 × 1.75 × 19.1 mm | 1.91 × 0.18 × 1.91 cm | 0.75 × 0.07 × 0.75 in |

| Object | Volume | vs smallest |
|---|---|---|
| US Penny | 542 mm³ | 1× |
| US Penny | 635 mm³ | 1.2× |
| US Penny | 635 mm³ | 1.2× |
* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, US Penny.