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DNA Helix vs Transistor Length vs Virus vs Phage vs HIV vs Largest…

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 DNA Helix (2 × 1 × 1 nm), Transistor Length (4 × 2 × 3 nm), Virus (120 × 120 × 120 nm), Phage (200 × 125 × 150 nm), HIV (210 × 200 × 210 nm), Largest Virus (1.5 × 1.5 × 1.5 um), and 10 more, drawn to scale
Dimensions (height × width × depth)
ObjectAs enteredCentimetresInches
DNA Helix2 × 1 × 1 nm0 × 0 × 0 cm0 × 0 × 0 in
Transistor Length4 × 2 × 3 nm0 × 0 × 0 cm0 × 0 × 0 in
Virus120 × 120 × 120 nm0 × 0 × 0 cm0 × 0 × 0 in
Phage200 × 125 × 150 nm0 × 0 × 0 cm0 × 0 × 0 in
HIV210 × 200 × 210 nm0 × 0 × 0 cm0 × 0 × 0 in
Largest Virus1.5 × 1.5 × 1.5 um0 × 0 × 0 cm0 × 0 × 0 in
Red Blood Cell7 × 5 × 7 um0 × 0 × 0 cm0 × 0 × 0 in
White Blood Cell15.0 × 12.0 × 15.0 um0 × 0 × 0 cm0 × 0 × 0 in
Human Hair80.0 × 80.0 × 80.0 um0.01 × 0.01 × 0.01 cm0 × 0 × 0 in
Human Ovum ( Human Egg Cell )120 × 120 × 120 um0.01 × 0.01 × 0.01 cm0 × 0 × 0 in
Dust Mite500 × 200 × 300 um0.05 × 0.02 × 0.03 cm0.02 × 0.01 × 0.01 in
Grain of sand1,000 × 1,000 × 1,000 um0.1 × 0.1 × 0.1 cm0.04 × 0.04 × 0.04 in
Ant5 × 2 × 3 mm0.5 × 0.2 × 0.3 cm0.2 × 0.08 × 0.12 in
Human1.75 × 1.75 × 1.75 m175 × 175 × 175 cm68.9 × 68.9 × 68.9 in
House15.0 × 9 × 12.0 m1,500 × 900 × 1,200 cm591 × 354 × 472 in
Empire state building500 × 300 × 400 m50,000 × 30,000 × 40,000 cm19,685 × 11,811 × 15,748 in
Bounding-box volumes as bars: DNA Helix 2 × 10<sup>−18</sup> mm³, Transistor Length 2.4 × 10<sup>−17</sup> mm³, Virus 1.7 × 10<sup>−12</sup> mm³, Phage 3.8 × 10<sup>−12</sup> mm³, HIV 8.8 × 10<sup>−12</sup> mm³, Largest Virus 3.4 × 10<sup>−9</sup> mm³, Red Blood Cell 2.5 × 10<sup>−7</sup> mm³, White Blood Cell 2.7 × 10<sup>−6</sup> mm³, Human Hair 5.1 × 10<sup>−4</sup> mm³, Human Ovum ( Human Egg Cell ) 1.7 × 10<sup>−3</sup> mm³
Bounding-box volume*
ObjectVolumevs smallest
DNA Helix2 × 10−18 mm³1×
Transistor Length2.4 × 10−17 mm³12×
Virus1.7 × 10−12 mm³864,000×
Phage3.8 × 10−12 mm³>1,000,000×
HIV8.8 × 10−12 mm³>1,000,000×
Largest Virus3.4 × 10−9 mm³>1,000,000×
Red Blood Cell2.5 × 10−7 mm³>1,000,000×
White Blood Cell2.7 × 10−6 mm³>1,000,000×
Human Hair5.1 × 10−4 mm³>1,000,000×
Human Ovum ( Human Egg Cell )1.7 × 10−3 mm³>1,000,000×
Dust Mite3 × 10−2 mm³>1,000,000×
Grain of sand1 mm³>1,000,000×
Ant30.0 mm³>1,000,000×
Human5.36 m³>1,000,000×
House1,620 m³>1,000,000×
Empire state building60,000,000 m³>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, DNA Helix. Anything beyond a million times bigger is shown as >1,000,000×.