Math
Instant, private, and free
Area of a Sphere Calculator.
Calculate sphere surface area and volume from radius.
On-device calculationNo signup
01
Set your values
Results update as you type.
02 / ANSWER
Surface area: 314.159265 units²
Volume: 523.598776 units³
Results update automatically as you type.
FAQs
How is the area of a sphere calculator calculated?
Calculate sphere surface area and volume from radius. Inputs and units are shown on the page and results update automatically as you type.