This comparison shows 25 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

| Object | As entered | Centimetres | Inches |
|---|---|---|---|
| Porcine circovirus aka smallest virus | 17.0 × 17.0 × 17.0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Porcine circovirus | 19.0 × 15.0 × 17.0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Hepatitis Virus | 45.0 × 45.0 × 45.0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Covid19 virus | 90.0 × 90.0 × 90.0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| HIV virus | 100 × 100 × 100 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Large virus (Orthomyxoviruses) | 120 × 60.0 × 60.0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Human Immunodeficiency Viruses | 130 × 130 × 130 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Small bacteria (Mycoplasma) | 200 × 40.0 × 40.0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Pelagibacter ubique | 890 × 890 × 890 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Bacteria | 1 × 1 × 1 um | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Bacteria (E.Coli) | 2,000 × 500 × 500 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Red Blood Cell | 0 × 0 × 0 m | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| blood cell | 10,000 × 10,000 × 10,000 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| White Blood Cell | 0 × 0 × 0 m | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Grain of salt/sand | 500 × 500 × 500 um | 0.05 × 0.05 × 0.05 cm | 0.02 × 0.02 × 0.02 in |
| Ant-man | 0.4 × 0.4 × 1 mm | 0.04 × 0.04 × 0.1 cm | 0.02 × 0.02 × 0.04 in |
| Grain of Rice | 2 × 2 × 2 mm | 0.2 × 0.2 × 0.2 cm | 0.08 × 0.08 × 0.08 in |
| Ant | 0 × 0 × 0 m | 0.4 × 0.4 × 0.4 cm | 0.16 × 0.16 × 0.16 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 Quarter | 24.3 × 1.52 × 24.3 mm | 2.43 × 0.15 × 2.43 cm | 0.96 × 0.06 × 0.96 in |
| Soda Can | 123 × 66.0 × 66.0 mm | 12.3 × 6.6 × 6.6 cm | 4.83 × 2.6 × 2.6 in |
| Dollar Bill | 156 × 0.11 × 66.3 mm | 15.6 × 0.01 × 6.63 cm | 6.14 × 0 × 2.61 in |
| UE BOOM 2 BrainFreeze Wireless Mobile Bluetooth Sp.. (opens on Amazon in a new tab) | 2.5 × 2.5 × 7 in | 6.35 × 6.35 × 17.8 cm | 2.5 × 2.5 × 7 in |
| Ducky | 1.5 × 4.25 × 11.5 in | 3.81 × 10.8 × 29.2 cm | 1.5 × 4.25 × 11.5 in |
| Letter Paper | 279 × 0.05 × 216 mm | 27.9 × 0.01 × 21.6 cm | 11.0 × 0 × 8.5 in |

| Object | Volume | vs smallest |
|---|---|---|
| Porcine circovirus aka smallest virus | 4.9 × 10−15 mm³ | 1× |
| Porcine circovirus | 4.8 × 10−15 mm³ | 1× |
| Hepatitis Virus | 9.1 × 10−14 mm³ | 19× |
| Covid19 virus | 7.3 × 10−13 mm³ | 150× |
| HIV virus | 1 × 10−12 mm³ | 206× |
| Large virus (Orthomyxoviruses) | 4.3 × 10−13 mm³ | 89× |
| Human Immunodeficiency Viruses | 2.2 × 10−12 mm³ | 453× |
| Small bacteria (Mycoplasma) | 3.2 × 10−13 mm³ | 66× |
| Pelagibacter ubique | 7 × 10−10 mm³ | 145,504× |
| Bacteria | 1 × 10−9 mm³ | 206,398× |
| Bacteria (E.Coli) | 5 × 10−10 mm³ | 103,199× |
| Red Blood Cell | 3.4 × 10−7 mm³ | >1,000,000× |
| blood cell | 1 × 10−6 mm³ | >1,000,000× |
| White Blood Cell | 1 × 10−6 mm³ | >1,000,000× |
| Grain of salt/sand | 0.13 mm³ | >1,000,000× |
| Ant-man | 0.16 mm³ | >1,000,000× |
| Grain of Rice | 8 mm³ | >1,000,000× |
| Ant | 64.0 mm³ | >1,000,000× |
| US Penny | 635 mm³ | >1,000,000× |
| US Quarter | 895 mm³ | >1,000,000× |
| Soda Can | 535 cm³ | >1,000,000× |
| Dollar Bill | 1.13 cm³ | >1,000,000× |
| UE BOOM 2 BrainFreeze Wireless Mobile Bluetooth Sp.. (opens on Amazon in a new tab) | 717 cm³ | >1,000,000× |
| Ducky | 1.2 litres | >1,000,000× |
| Letter Paper | 3.02 cm³ | >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, Porcine circovirus. Anything beyond a million times bigger is shown as >1,000,000×.