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Aspect Ratio Calculator - Image Dimensions
Free aspect ratio calculator. Calculate and convert image aspect ratios. Find dimensions for different aspect ratios while maintaining proportions.
Aspect Ratio Calculator
Calculate image aspect ratios
Aspect Ratio
Enter your values to see results
and click the "Calculate" button
Aspect Ratio Calculator
Calculate and convert image aspect ratios. Essential for cropping photos for different platforms and print sizes.
Common Ratios
16:9 video | 4:3 classic | 3:2 DSLR | 1:1 square | 9:16 stories
Aspect ratio = width:height simplified. 1920×1080 = 16:9. Different platforms require different ratios.
Frequently Asked Questions
What ratio should I use?
Instagram: 1:1 (square), 4:5 (portrait). YouTube: 16:9. Stories/TikTok: 9:16. Print: 3:2 or 4:3.
Why does aspect ratio matter?
Wrong ratio = cropped content or black bars. Match your output platform to avoid unwanted cropping of important subjects.
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