Aspect Ratio Calculator
Resize while keeping the same proportions.
16:9
Aspect ratio
New width
720
New height
About Aspect Ratio Calculator
Find the simplified aspect ratio (like 16:9) of any width and height, and calculate a new height for a target width while keeping the exact proportions — perfect for video, images and layouts.
- 1Enter the original width and height.
- 2Enter a new width.
- 3Get the matching height and the ratio.
FAQ
What's the ratio of 1920×1080?
16:9 — the calculator simplifies any dimensions to their smallest ratio.