Math

Sphere Volume Calculator

Calculate the volume and surface area of a sphere from its radius.

How to use this sphere volume calculator

Enter the values requested above and select Calculate. Change any input to compare another scenario. The calculation runs locally in your browser and does not require an account.

Formula and method

Volume = 4/3 πr³. Surface area = 4πr².

Example

A sphere with radius 5 has volume about 523.60 cubic units.

Tips for a useful result

Radius is half the sphere diameter.

What this calculator is useful for

Calculate the volume and surface area of a sphere from its radius. The result is intended for quick estimates, checking arithmetic and comparing scenarios. When a result affects a contract, tax filing, medical decision, building-code requirement or other high-stakes situation, verify the result with the appropriate professional or authoritative source.

Frequently asked questions

What does the Sphere Volume Calculator calculate?

Calculate the volume and surface area of a sphere from its radius.

How does the Sphere Volume Calculator work?

Volume = 4/3 πr³. Surface area = 4πr².

Is the Sphere Volume Calculator free to use?

Yes. ERICH Calculators is free to use and does not require an account.