Screen Ratio Calculator

Created by Wei Bin Loo
Reviewed by Wojciech Sas, PhD
Last updated: Jan 18, 2024


With this screen ratio calculator, we aim to help you figure out the aspect ratio for any screen sizes so that you can quickly resize your files to fit in a designated area.

We have written this article to help you understand the definition of screen ratio and the screen ratio calculation. We will also demonstrate some examples to help you understand the calculation.

What is screen ratio? Screen aspect ratio

The screen ratio is the proportional relationship between the width and height of different screen sizes. We can also interpret it as the aspect ratio for screen sizes. We usually describe it with two numbers and a semicolon between them — for example, 2:1. This means that the width of the image is twice its height. It's a very useful concept for resizing photos or videos for your blog or social media account.

How to calculate the screen ratio? The aspect ratio of a screen

Assuming you are working on a design for a screen size of the width of 16 in and height of 9 in. You can calculate the screen ratio in three steps:

  1. Determine the width and height of the screen

    In this example, the width of the screen is 16 in. The screen's height, on the other hand, is 9 in.

  2. Calculate the screen ratio

    The next step is to calculate the screen ratio by dividing the screen's width by the screen's height. The screen ratio formula is as follows:

    screen ratio = width / height

    The screen ratio is the screen to design is 16 / 9.

  3. Determine the screen ratio of your screen

    Now, we can compare the screen ratio by comparing the number with the popular screen aspect ratio. The screen ratio for the screen in this example is 16:9.

  4. Use the suitable aspect ratio for your designs

    The last step is to use the aspect ratio screen sizes for your designs!

Now that you understand how to calculate screen ratio, we want to help you understand more about the topic. Hence, here are some calculators that are related to this topic:

FAQ

What is the iPhone screen ratio?

The iPhone screen ratio is 19.5:9. This is the same as the aspect ratios of most versions of Apple iPhone, including the Apple iPhone Pro.

How do I find the screen ratio of my screen?

You can find the screen ratio of your screen in three steps:

  1. Determine the width and height of the screen.
  2. Divide the width by the height: screen ratio = width / height.
  3. Compare the result with the popular screen ratios, e.g., 16:9, to determine which standard your screen follows.

What is screen size?

Screen size is essentially the number of pixels that can be displayed on your screen. It is usually expressed in inches. The higher the screen size, we can display the more pixels on the screen.

Can screen ratio be negative?

No, the screen ratio cannot be negative. This is because the screen ratio is calculated by dividing the screen's width by its height, which are both positive numbers.

Wei Bin Loo
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