Aspect Ratio Converter
Calculate matching dimensions from an aspect ratio for images, video, layouts and social assets.
Dimensions
- Width: 1,920 px
- Height: 1,080 px
- Simplified ratio: 16:9
All conversion happens locally in your browser. The value you enter is not sent to a server, logged, stored, or transmitted.
How to use this tool
Enter the required values in the labeled fields. Results update in your browser and are announced for assistive technologies. Use realistic measurements and verify important outcomes before acting on them.
Formula or logic
If width is known, height = width × ratioHeight / ratioWidth. If height is known, width = height × ratioWidth / ratioHeight.
Example calculation
Example: 16:9 at 1920px wide gives 1080px high.
Frequently asked questions
Does it preserve aspect ratio?
Yes. It calculates the missing dimension from the ratio.
Does this upload an image?
No. It only calculates dimensions from numbers.
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