Aspect Ratio Calculator
Calculate aspect ratios, resize images while maintaining proportions, and convert between dimensions
Aspect Ratio Calculator
Common Aspect Ratios
Aspect Ratio Tips
16:9 is the standard for modern TVs and monitors
4:3 was the standard for old TVs and computer monitors
1:1 (square) is popular for social media posts
3:2 is common for digital photography
21:9 provides cinematic ultrawide viewing
Understanding Aspect Ratios
What is an Aspect Ratio?
An aspect ratio is the proportional relationship between the width and height of an image, screen, or rectangular shape. It's usually expressed as two numbers separated by a colon (e.g., 16:9) or as a decimal value (e.g., 1.778).
Why Are Aspect Ratios Important?
- •Maintain image quality when resizing
- •Ensure content fits properly on different screens
- •Create consistent visual design across platforms
- •Optimize content for specific media formats
How to Calculate Aspect Ratio
Aspect Ratio = Width ÷ Height
Example Calculation:
Image dimensions: 1920 × 1080 pixels
Calculation: 1920 ÷ 1080 = 1.778
Simplified ratio: 16:9
Tip: Always maintain the aspect ratio when resizing to avoid distortion!
Common Use Cases
Web Design
Ensure images and videos display correctly across different devices and screen sizes
Photography
Crop and resize photos for different print sizes while maintaining proportions
Video Production
Format videos for different platforms (YouTube, Instagram, TikTok, etc.)
Social Media
Create content that fits platform requirements (Instagram posts, Facebook covers, etc.)
Print Design
Scale designs for different paper sizes while maintaining visual balance
Screen Design
Design interfaces that work across various monitor and device aspect ratios