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Carbon atom vs Gold atom vs Francium Atom vs water molecule vs…

This comparison shows 27 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

Size comparison of Carbon atom (0.12 × 0.12 × 0.12 nm), Gold atom (0.24 × 0.24 × 0.24 nm), Francium Atom (0.56 × 0.56 × 0.56 nm), water molecule (0.7 × 0.6 × 0.6 nm), Glucose Molecule (0.8 × 0.8 × 0.8 nm), Porcine circovirus aka smallest virus (17.0 × 17.0 × 17.0 nm), and 21 more, drawn to scale
Dimensions (height × width × depth)
ObjectAs enteredCentimetresInches
Carbon atom0.12 × 0.12 × 0.12 nm0 × 0 × 0 cm0 × 0 × 0 in
Gold atom0.24 × 0.24 × 0.24 nm0 × 0 × 0 cm0 × 0 × 0 in
Francium Atom0.56 × 0.56 × 0.56 nm0 × 0 × 0 cm0 × 0 × 0 in
water molecule0.7 × 0.6 × 0.6 nm0 × 0 × 0 cm0 × 0 × 0 in
Glucose Molecule0.8 × 0.8 × 0.8 nm0 × 0 × 0 cm0 × 0 × 0 in
Porcine circovirus aka smallest virus17.0 × 17.0 × 17.0 nm0 × 0 × 0 cm0 × 0 × 0 in
Hepatitis Virus45.0 × 45.0 × 45.0 nm0 × 0 × 0 cm0 × 0 × 0 in
Covid19 virus90.0 × 90.0 × 90.0 nm0 × 0 × 0 cm0 × 0 × 0 in
HIV Virus90.0 × 90.0 × 90.0 nm0 × 0 × 0 cm0 × 0 × 0 in
Megavirus440 × 440 × 440 nm0 × 0 × 0 cm0 × 0 × 0 in
virus830 × 800 × 830 nm0 × 0 × 0 cm0 × 0 × 0 in
E Coli Bacterium3 × 0.6 × 0.6 um0 × 0 × 0 cm0 × 0 × 0 in
Red blood cell7 × 7 × 7 um0 × 0 × 0 cm0 × 0 × 0 in
skin cell10.0 × 6 × 10.0 um0 × 0 × 0 cm0 × 0 × 0 in
White blood cell0 × 0 × 0 m0 × 0 × 0 cm0 × 0 × 0 in
Plant cell100 × 100 × 100 um0.01 × 0.01 × 0.01 cm0 × 0 × 0 in
Water droplet401 × 401 × 401 um0.04 × 0.04 × 0.04 cm0.02 × 0.02 × 0.02 in
Grain of Salt500 × 500 × 500 um0.05 × 0.05 × 0.05 cm0.02 × 0.02 × 0.02 in
Grain of sand800 × 785 × 800 um0.08 × 0.08 × 0.08 cm0.03 × 0.03 × 0.03 in
Ant7 × 7 × 7 mm0.7 × 0.7 × 0.7 cm0.28 × 0.28 × 0.28 in
Ladybug8.6 × 8.6 × 8.6 mm0.86 × 0.86 × 0.86 cm0.34 × 0.34 × 0.34 in
US Penny19.1 × 1.75 × 19.1 mm1.91 × 0.18 × 1.91 cm0.75 × 0.07 × 0.75 in
US Quarter24.3 × 1.52 × 24.3 mm2.43 × 0.15 × 2.43 cm0.96 × 0.06 × 0.96 in
Soda Can123 × 66.0 × 66.0 mm12.3 × 6.6 × 6.6 cm4.83 × 2.6 × 2.6 in
Letter Paper279 × 0.05 × 216 mm27.9 × 0.01 × 21.6 cm11.0 × 0 × 8.5 in
Queen Mattress2,032 × 254 × 1,524 mm203 × 25.4 × 152 cm80.0 × 10.0 × 60.0 in
House52.0 × 16.0 × 52.0 ft1,585 × 488 × 1,585 cm624 × 192 × 624 in
Bounding-box volumes as bars: Carbon atom 1.7 × 10<sup>−21</sup> mm³, Gold atom 1.4 × 10<sup>−20</sup> mm³, Francium Atom 1.8 × 10<sup>−19</sup> mm³, water molecule 2.5 × 10<sup>−19</sup> mm³, Glucose Molecule 5.1 × 10<sup>−19</sup> mm³, Porcine circovirus aka smallest virus 4.9 × 10<sup>−15</sup> mm³, Hepatitis Virus 9.1 × 10<sup>−14</sup> mm³, Covid19 virus 7.3 × 10<sup>−13</sup> mm³, HIV Virus 7.3 × 10<sup>−13</sup> mm³, Megavirus 8.5 × 10<sup>−11</sup> mm³
Bounding-box volume*
ObjectVolumevs smallest
Carbon atom1.7 × 10−21 mm³1×
Gold atom1.4 × 10−20 mm³8×
Francium Atom1.8 × 10−19 mm³102×
water molecule2.5 × 10−19 mm³146×
Glucose Molecule5.1 × 10−19 mm³296×
Porcine circovirus aka smallest virus4.9 × 10−15 mm³>1,000,000×
Hepatitis Virus9.1 × 10−14 mm³>1,000,000×
Covid19 virus7.3 × 10−13 mm³>1,000,000×
HIV Virus7.3 × 10−13 mm³>1,000,000×
Megavirus8.5 × 10−11 mm³>1,000,000×
virus5.5 × 10−10 mm³>1,000,000×
E Coli Bacterium1.1 × 10−9 mm³>1,000,000×
Red blood cell3.4 × 10−7 mm³>1,000,000×
skin cell6 × 10−7 mm³>1,000,000×
White blood cell8 × 10−6 mm³>1,000,000×
Plant cell1 × 10−3 mm³>1,000,000×
Water droplet6.4 × 10−2 mm³>1,000,000×
Grain of Salt0.13 mm³>1,000,000×
Grain of sand0.5 mm³>1,000,000×
Ant343 mm³>1,000,000×
Ladybug636 mm³>1,000,000×
US Penny635 mm³>1,000,000×
US Quarter895 mm³>1,000,000×
Soda Can535 cm³>1,000,000×
Letter Paper3.02 cm³>1,000,000×
Queen Mattress787 litres>1,000,000×
House1,225 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, Carbon atom. Anything beyond a million times bigger is shown as >1,000,000×.

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