Aspect Ratio Calculator
Enter your image's width and height to find its aspect ratio, decimal ratio, and get resize suggestions that maintain the same proportions.
How to Use
Enter the width and height of your image in pixels. The calculator will determine the aspect ratio, orientation, and suggest common resize dimensions that keep the same proportions.
Common Aspect Ratios
- 16:9 - Widescreen displays, YouTube videos, most monitors
- 4:3 - Traditional TV, iPad, many point-and-shoot cameras
- 3:2 - DSLR cameras, 35mm film
- 1:1 - Instagram square posts, profile pictures
- 9:16 - Instagram Stories, TikTok, phone screens (portrait)
- 21:9 - Ultrawide monitors, cinematic video
FAQ
What is an aspect ratio?
An aspect ratio is the proportional relationship between an image's width and height, expressed as two numbers separated by a colon (e.g., 16:9).
What is the most common aspect ratio?
16:9 is the most common for screens and video. 4:3 is traditional for photos, and 1:1 is popular on social media.