Aspect Ratio Calculator
Find the aspect ratio of any resolution and scale dimensions while keeping the ratio.
Runs locally in your browser. Your input is not uploaded.
How to Use
- 1
Enter resolutions
One per line as WxH, e.g. 1920x1080 or 2560x1440.
- 2
Optionally set a target size
Fill "Scale to width" or "Scale to height" to get proportionally scaled dimensions.
- 3
Read ratio and scale
Each line shows the simplified ratio, decimal, megapixels, and scaled sizes.
Frequently Asked Questions
- Enter the resolution as WxH — e.g. 1920x1080 — and the tool reduces it to 16:9, shows the decimal ratio 1.7778, and the megapixel count.
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