CLC-10Calculators
Aspect Ratio Calculator
16:9, resize without distortion
CLC-10Result
Your data never leaves your device: this tool runs locally in the browser.
Aspect Ratio Calculator
Find the aspect ratio from a width and height, and compute the missing dimension when scaling. Essential for video, images and responsive layouts.
Frequently asked questions
What resolutions are 16:9?
Popular ones: 1280×720, 1920×1080, 2560×1440, 3840×2160 (4K).
How do I keep proportions when resizing?
New height = new width × original height ÷ original width. The calculator does it automatically.