This comparison shows 27 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.
| Object | As entered | Centimetres | Inches |
|---|---|---|---|
| Planck Particle | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Neutrino | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Up Quark | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Proton | 0 × 0 × 0 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| Helium Atom | 0.03 × 0.03 × 0.03 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| DNA | 6 × 6 × 6 nm | 0 × 0 × 0 cm | 0 × 0 × 0 in |
| World's Smallest Book | 80.0 × 80.0 × 80.0 um | 0.01 × 0.01 × 0.01 cm | 0 × 0 × 0 in |
| Ant | 1 × 3 × 1 mm | 0.1 × 0.3 × 0.1 cm | 0.04 × 0.12 × 0.04 in |
| Red Ant | 2 × 4 × 2 mm | 0.2 × 0.4 × 0.2 cm | 0.08 × 0.16 × 0.08 in |
| Spider | 15.0 × 23.0 × 15.0 mm | 1.5 × 2.3 × 1.5 cm | 0.59 × 0.91 × 0.59 in |
| US Quarter | 24.3 × 1.52 × 24.3 mm | 2.43 × 0.15 × 2.43 cm | 0.96 × 0.06 × 0.96 in |
| Credit Card | 85.6 × 0.76 × 54.0 mm | 8.56 × 0.08 × 5.4 cm | 3.37 × 0.03 × 2.13 in |
| Card | 9 × 0.05 × 6 cm | 9 × 0.05 × 6 cm | 3.54 × 0.02 × 2.36 in |
| Cat | 40.0 × 65.0 × 40.0 cm | 40.0 × 65.0 × 40.0 cm | 15.7 × 25.6 × 15.7 in |
| Dog | 50.0 × 76.0 × 50.0 cm | 50.0 × 76.0 × 50.0 cm | 19.7 × 29.9 × 19.7 in |
| Human | 1.8 × 0.6 × 0.9 m | 180 × 60.0 × 90.0 cm | 70.9 × 23.6 × 35.4 in |
| TC25 | 2 × 3 × 2 m | 200 × 300 × 200 cm | 78.7 × 118 × 78.7 in |
| TC3 | 3 × 3.5 × 3 m | 300 × 350 × 300 cm | 118 × 138 × 118 in |
| 2016 HO3 | 25.0 × 30.0 × 25.0 m | 2,500 × 3,000 × 2,500 cm | 984 × 1,181 × 984 in |
| Skyscraper | 350 × 150 × 150 m | 35,000 × 15,000 × 15,000 cm | 13,780 × 5,906 × 5,906 in |
| Aegaeon | 500 × 250 × 250 m | 50,000 × 25,000 × 25,000 cm | 19,685 × 9,843 × 9,843 in |
| Mountain | 1 × 2.3 × 2.5 km | 100,000 × 230,000 × 250,000 cm | 39,370 × 90,551 × 98,425 in |
| Smallest Star | 3.5 × 3.5 × 3.5 km | 350,000 × 350,000 × 350,000 cm | 137,795 × 137,795 × 137,795 in |
| Mount Everest | 4.3 × 8.85 × 8.4 km | 430,000 × 884,800 × 840,000 cm | 169,291 × 348,346 × 330,709 in |
| Neutron Star | 12.5 × 12.5 × 12.5 km | 1,250,000 × 1,250,000 × 1,250,000 cm | 492,126 × 492,126 × 492,126 in |
| Deimos | 11.0 × 15.5 × 15.0 km | 1,100,000 × 1,550,000 × 1,500,000 cm | 433,071 × 610,236 × 590,551 in |
| Phobos | 22.0 × 24.0 × 23.0 km | 2,200,000 × 2,400,000 × 2,300,000 cm | 866,142 × 944,882 × 905,512 in |