Screen Size Calculator

What is Screen Size?

Screen size typically refers to the diagonal measurement of a screen, usually expressed in inches. It's measured from one corner to the opposite corner of the viewable area.

Aspect Ratio

The aspect ratio is the proportional relationship between a screen's width and height. Common aspect ratios include:

• 16:9 - Standard widescreen format for most modern TVs and monitors
• 4:3 - Traditional TV format, still used in some computer monitors
• 21:9 - Ultra-wide format, popular for cinematic experiences and productivity

How to Use This Calculator

1. Select or input your desired aspect ratio
2. Enter any one measurement (diagonal, width, or height) in either cm or inches
3. Click "Calculate" to see the other dimensions

Why Aspect Ratios Matter

Understanding aspect ratios can significantly impact your projects. Whether you're designing a website that looks great on both desktops and mobile devices, or creating video content that fits perfectly on different screens, knowing the correct dimensions is essential.

How It Works

Simply input the dimensions of your screen or image, and our calculator will provide you with all the necessary information in an instant. It's that simple!

Get Started!

Dive in and explore the world of screen sizes. Our Screen Size Calculator is designed to simplify your experience, making it easier than ever to achieve the perfect fit for your digital content.

Frequently Asked Questions (FAQs)

1. What is a screen size calculator?

   A screen size calculator is a tool that helps you determine various dimensions and properties of a screen, including pixel density (PPI), aspect ratio, and screen area based on its resolution and physical size.

2. Why is aspect ratio important?

   Aspect ratio determines the shape of a screen or image. It affects how content is displayed, ensuring that visuals are not distorted. Different applications, such as gaming or video playback, may require specific aspect ratios for optimal viewing.

3. How do I calculate pixel density (PPI)?

   Pixel density (PPI) can be calculated using the formula:

   PPI = √(width² + height²) / diagonal

   Where "width" and "height" are the screen's pixel dimensions, and "diagonal" is the screen size in inches.

4. What are common aspect ratios?

   Common aspect ratios include:

   • 16:9 - Widescreen (HD TVs, monitors)
   • 4:3 - Standard (older TVs)
   • 21:9 - Ultra-wide (cinematic displays)
   • 1:1 - Square (social media)

5. Can I use the calculator for any screen type?

   Yes, the calculator can be used for various screen types, including TVs, monitors, smartphones, and tablets. Just input the relevant dimensions for accurate results.

6. What if I don't know the screen dimensions?

   If you don't know the exact dimensions, you can often find them in the product specifications, user manual, or online. For popular devices, a quick search can usually provide the necessary details.

7. Is the calculator accurate?

   The calculator provides accurate results based on the inputs you provide. Ensure that you enter the correct dimensions for the most reliable results.

8. How can I use the results from the calculator?

   The results can help you choose the right display for your needs, design content with the correct dimensions, or understand how images and videos will appear on different screens.