Screen Size Calculator

Enter diagonal size, aspect ratio, and resolution to calculate display dimensions and PPI for monitors, TVs, laptops, and other screens.

Diagonal size

Unit

Aspect width

Aspect height

Horizontal resolution px

Vertical resolution px

—Screen width

—Screen height

—Screen area

—Pixel density

—Dot pitch

—Aspect ratio

—Total megapixels

—Resolution class

How to use this Screen Size Calculator

Calculate the physical width, height, area, pixel density, and dot pitch of a display. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.