This comparison shows 30 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

| Object | As entered | Centimetres | Inches |
|---|---|---|---|
| Carbon Atom | 0.34 × 0.34 × 0.34 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Oxygen atom | 0.34 × 0.34 × 0.34 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| nanometer | 1 × 1 × 1 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| delle microno | 2 × 2 × 2 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| DNA Alpha Helix | 2 × 2 × 2 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| microno | 2.5 × 2.5 × 2.5 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| orbo microno | 15.0 × 15.0 × 15.0 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 |
| giga microno | 500 × 500 × 500 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Giant virus (Mimivirus) | 700 × 700 × 700 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| bestino microno | 1,200 × 1,200 × 1,200 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Red Blood Cell | 0 × 0 × 0 m | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| White Blood Cell | 0 × 0 × 0 m | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Skin Cell | 30.0 × 30.0 × 30.0 um | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Fairy Fly | 0.01 × 0.01 × 0.01 in | 0.01 × 0.01 × 0.01 cm | 0.01 × 0.01 × 0.01 in |
| 0.001 meters | 1 × 1 × 1 mm | 0.1 × 0.1 × 0.1 cm | 0.04 × 0.04 × 0.04 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 |
| 11 pro max | 158 × 8.1 × 77.8 mm | 15.8 × 0.81 × 7.78 cm | 6.22 × 0.32 × 3.06 in |
| #2 (paint) | 44.5 × 15.0 × 35.0 cm | 44.5 × 15.0 × 35.0 cm | 17.5 × 5.91 × 13.8 in |
| Cat | 3 × 1 × 1 ft | 91.4 × 30.5 × 30.5 cm | 36.0 × 12.0 × 12.0 in |
| meter | 1 × 1 × 1 m | 100 × 100 × 100 cm | 39.4 × 39.4 × 39.4 in |
| Average man | 360 × 1.7 × 10.0 in | 914 × 4.32 × 25.4 cm | 360 × 1.7 × 10.0 in |
| Average man | 360 × 1.7 × 10.0 in | 914 × 4.32 × 25.4 cm | 360 × 1.7 × 10.0 in |
| Average man | 360 × 1.7 × 10.0 in | 914 × 4.32 × 25.4 cm | 360 × 1.7 × 10.0 in |
| Average man | 360 × 1.7 × 10.0 in | 914 × 4.32 × 25.4 cm | 360 × 1.7 × 10.0 in |
| Average man | 360 × 1.7 × 10.0 in | 914 × 4.32 × 25.4 cm | 360 × 1.7 × 10.0 in |
| Average man | 360 × 1.7 × 10.0 in | 914 × 4.32 × 25.4 cm | 360 × 1.7 × 10.0 in |

| Object | Volume | vs smallest |
|---|---|---|
| Carbon Atom | 3.9 × 10−20 mm³ | 1× |
| Oxygen atom | 3.9 × 10−20 mm³ | 1× |
| nanometer | 1 × 10−18 mm³ | 26× |
| delle microno | 8 × 10−18 mm³ | 204× |
| DNA Alpha Helix | 8 × 10−18 mm³ | 204× |
| microno | 1.6 × 10−17 mm³ | 399× |
| orbo microno | 3.4 × 10−15 mm³ | 86,122× |
| Hepatitis Virus | 9.1 × 10−14 mm³ | >1,000,000× |
| Covid19 virus | 7.3 × 10−13 mm³ | >1,000,000× |
| HIV virus | 1 × 10−12 mm³ | >1,000,000× |
| giga microno | 1.3 × 10−10 mm³ | >1,000,000× |
| Giant virus (Mimivirus) | 3.4 × 10−10 mm³ | >1,000,000× |
| bestino microno | 1.7 × 10−9 mm³ | >1,000,000× |
| Red Blood Cell | 3.4 × 10−7 mm³ | >1,000,000× |
| White Blood Cell | 1 × 10−6 mm³ | >1,000,000× |
| Skin Cell | 2.7 × 10−5 mm³ | >1,000,000× |
| Fairy Fly | 2.7 × 10−3 mm³ | >1,000,000× |
| 0.001 meters | 1 mm³ | >1,000,000× |
| US Penny | 635 mm³ | >1,000,000× |
| US Quarter | 895 mm³ | >1,000,000× |
| 11 pro max | 99.6 cm³ | >1,000,000× |
| #2 (paint) | 23.4 litres | >1,000,000× |
| Cat | 85.0 litres | >1,000,000× |
| meter | 1 m³ | >1,000,000× |
| Average man | 100 litres | >1,000,000× |
| Average man | 100 litres | >1,000,000× |
| Average man | 100 litres | >1,000,000× |
| Average man | 100 litres | >1,000,000× |
| Average man | 100 litres | >1,000,000× |
| Average man | 100 litres | >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, Oxygen atom. Anything beyond a million times bigger is shown as >1,000,000×.