Capsule Calculator

A capsule is a three dimensional geometric shape consisting of a cylinder with hemispherical ends.

It is also known as a spherocylinder and also a stadium of revolution.

A Stadium is a two dimensional geometric shape consisting of a rectangle with semicircles at each end. Looking for a Stadium Calculator?

Capsule Shape

Capsule shape Calculator: This image shows a capsule shape with associated calculations used by the Stadium shape Calculator

Dimension Value Comments
r (Radius) Changing the radius affects the diameter and overall length
Diameter Changing the diameter affects the radius and overall length
a (Straight Sides) Changing the length of the sides affects the overall length
Overall Length Changing the overall length affects the length of the sides
Surface Area The surface area of the capsule in square units
Volume The volume of the capsule in cubic units

You can refine the calculations by controlling the number of decimal places that the calculator calculates to. The default is 2 decimal places.

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