This comparison shows 2 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

| Object | As entered | Centimetres | Inches |
|---|---|---|---|
| Covid-19 | 120,000 × 120,000 × 120,000 um | 12.0 × 12.0 × 12.0 cm | 4.72 × 4.72 × 4.72 in |
| CO2 | 330 × 330 × 330 um | 0.03 × 0.03 × 0.03 cm | 0.01 × 0.01 × 0.01 in |

| Object | Volume | vs smallest |
|---|---|---|
| Covid-19 | 1.73 litres | >1,000,000× |
| CO2 | 3.6 × 10−2 mm³ | 1× |
* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, CO2. Anything beyond a million times bigger is shown as >1,000,000×.