The screen Size is measured in inches and diagonally. The diagonal measurement sets standards basic screen according to their dimensions: length and width.
The laptops come in a variety of sizes and shapes. The laptop screens can range from 7-inches to 18 inches for larger. Most of the time, the seller will list the available screen Size. However, it is possible to measure the screen of your laptop yourself if you want to know the exact Size. Because there are so many different widths and lengths laptop screens, you will need to measure diagonally.