Sphere Volume Definition The Sphere Volume Calculator will instantly calculate the volume of any sphere if you enter in the radius of the sphere. A sphere is a perfectly round object. The most common example of a sphere is – you guessed it – a ball! Basketballs, baseballs, and volleyballs are all examples of close to perfect spheres. Be sure to check out our Surface Area of Sphere calculator as well.

How to Calculate Sphere Volume Let's be honest - sometimes the best sphere volume calculator is the one that is easy to use and doesn't require us to even know what the sphere volume formula is in the first place! But if you want to know the exact formula for calculating sphere volume then please check out the "Formula" box above.