How is screen size measured

This article has been viewed , times. Learn more There are a few ways to measure the size of your computer monitor, depending on whether you want to know the image area, the aspect ratio, or the diagonal measurement. All of these measurements are easy to determine, using a ruler or tape measure and some simple math. To measure your monitor size, first use a ruler or measuring tape to measure the horizontal length of your monitor screen, not including the frame around the viewing screen.

Next, measure the vertical height of the monitor screen, again, excluding the frame. Then, multiply the length measurement by the height measurement to get the area size. To learn how to use these numbers to find the aspect ratio of your monitor, read on! Did this summary help you?

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Tips and Warnings. All screen sizes are stated in inches. The numbers represent the diagonal measurement from the top left to the bottom right corner. You should measure the screen diagonally to get the correct size. TV screens were originally measured diagonally because:. Expressing the size of a television screen this way remains a standardized practice. However, store advertisements include the bezel in the diagonal television screen size measurements.

The part of the screen where you actually see the picture is slightly smaller. This creates variances between total screen size and viewable screen size. Below are examples of some advertised diagonal screens versus their actual screen sizes.

These measurements can help you determine if the television will fit in the space you intend to place it. Maybe you need to know how to measure the screen on a TV you already own to sell it, or you intend to move it to another location in your home. You can calculate your TV screen several ways, like:. Saikat Basu. Facebook Twitter LinkedIn. Updated on April 19, Tweet Share Email. What To Know Screen size is the diagonal length from the top corner to the opposite bottom corner.

It is measured in inches and is different from screen resolution, which is in pixels. Do not include the bezel around the screen when measuring the size. Note: An online search is the fastest way to find the precise size of the computer monitor. Tip: There are online calculators like Omni Calculator that quickly estimate the dimensions with the diagonal, width, or height. Was this page helpful?

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