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Atom vs DNA pair vs Protein vs Bacteria vs Tardigrade vs Grain of…

This comparison shows 16 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

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Size comparison of Atom (0.1 × 0.1 × 0.1 nm), DNA pair (2 × 2 × 2 nm), Protein (5 × 5 × 5 nm), Bacteria (1 × 1 × 1 um), Tardigrade (0.1 × 0.1 × 0.1 mm), Grain of fine salt (1 × 1 × 1 mm), and 10 more, drawn to scale
Dimensions (height × width × depth)
ObjectAs enteredCentimetresInches
Atom0.1 × 0.1 × 0.1 nm0 × 0 × 0 cm0 × 0 × 0 in
DNA pair2 × 2 × 2 nm0 × 0 × 0 cm0 × 0 × 0 in
Protein5 × 5 × 5 nm0 × 0 × 0 cm0 × 0 × 0 in
Bacteria1 × 1 × 1 um0 × 0 × 0 cm0 × 0 × 0 in
Tardigrade0.1 × 0.1 × 0.1 mm0.01 × 0.01 × 0.01 cm0 × 0 × 0 in
Grain of fine salt1 × 1 × 1 mm0.1 × 0.1 × 0.1 cm0.04 × 0.04 × 0.04 in
Pea1 × 1 × 1 cm1 × 1 × 1 cm0.39 × 0.39 × 0.39 in
Pushpin0.5 × 0.5 × 0.5 in1.27 × 1.27 × 1.27 cm0.5 × 0.5 × 0.5 in
Golf tee2 × 2 × 2 in5.08 × 5.08 × 5.08 cm2 × 2 × 2 in
Bag of baby carrots1 × 1 × 1 ft30.5 × 30.5 × 30.5 cm12.0 × 12.0 × 12.0 in
A small child’s height1 × 1 × 1 m100 × 100 × 100 cm39.4 × 39.4 × 39.4 in
House2,233 × 2,233 × 2,233 ft68,062 × 68,062 × 68,062 cm26,796 × 26,796 × 26,796 in
Building19,000 × 19,000 × 19,000 ft579,120 × 579,120 × 579,120 cm228,000 × 228,000 × 228,000 in
Comet10.0 × 10.0 × 10.0 mi1,609,344 × 1,609,344 × 1,609,344 cm633,600 × 633,600 × 633,600 in
Mercury3,032 × 3,032 × 3,032 mi487,953,101 × 487,953,101 × 487,953,101 cm192,107,520 × 192,107,520 × 192,107,520 in
Sun865,000 × 865,000 × 865,000 mi139,208,256,000 × 139,208,256,000 × 139,208,256,000 cm54,806,400,000 × 54,806,400,000 × 54,806,400,000 in
Bounding-box volumes as bars: Atom 1 × 10<sup>−21</sup> mm³, DNA pair 8 × 10<sup>−18</sup> mm³, Protein 1.3 × 10<sup>−16</sup> mm³, Bacteria 1 × 10<sup>−9</sup> mm³, Tardigrade 1 × 10<sup>−3</sup> mm³, Grain of fine salt 1 mm³, Pea 1 cm³, Pushpin 2.05 cm³, Golf tee 131 cm³, Bag of baby carrots 28.3 litres
Bounding-box volume*
ObjectVolumevs smallest
Atom1 × 10−21 mm³1×
DNA pair8 × 10−18 mm³8,000×
Protein1.3 × 10−16 mm³125,000×
Bacteria1 × 10−9 mm³>1,000,000×
Tardigrade1 × 10−3 mm³>1,000,000×
Grain of fine salt1 mm³>1,000,000×
Pea1 cm³>1,000,000×
Pushpin2.05 cm³>1,000,000×
Golf tee131 cm³>1,000,000×
Bag of baby carrots28.3 litres>1,000,000×
A small child’s height1 m³>1,000,000×
House315,290,625 m³>1,000,000×
Building194 km³>1,000,000×
Comet4,168 km³>1,000,000×
Mercury1.2 × 1011 km³>1,000,000×
Sun2.7 × 1018 km³>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, Atom. Anything beyond a million times bigger is shown as >1,000,000×.