Surface Area Calculator

Use the calculator below to calculate the surface area of several common shapes.

About Surface Area

Surface area is the total area occupied by the surface of a 3D object. This calculator computes surface areas for common shapes using standard formulas. Refer to the Volume Calculator and Area Calculator for more details on each shape.

How to Use

Select a shape, enter the required dimensions, choose units, and click Calculate. Use the Clear button to reset or Print to generate a PDF report.

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Surface Area Calculation Tips

  • Ensure all inputs are positive numbers.
  • For spherical cap, provide any two of base radius, ball radius, or height.
  • Ellipsoid surface area uses an approximate formula for nearly spherical shapes.