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Aspect Ratio Calculator

Calculate and convert aspect ratios for images and videos. Automatically compute width and height when resizing.

Aspect Ratio Calculator

Result

Aspect ratio16:9
Decimal ratio1.7778
Pixels1920 x 1080
Total pixels2,073,600
16:9

Dimension Calculator

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Common Resolutions

NameWidthHeightAspect ratio
HD (720p)1,28072016:9
Full HD (1080p)1,9201,08016:9
QHD (1440p)2,5601,44016:9
4K UHD3,8402,16016:9
8K UHD7,6804,32016:9
XGA1,0247684:3
SXGA1,2801,0245:4
UWQHD3,4401,44021:9
Instagram1,0801,0801:1
iPhone1,1702,5329:19.5
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How to Use

Step 1

Enter Size

Enter Size

Enter width and height

Step 2

Calculate

Calculate

Aspect ratio is calculated automatically

Step 3

View Result

View Result

Check aspect ratio and converted sizes

Features

Ratio Calculation

Auto-calculate aspect ratio from width and height

Size Conversion

Convert width/height while maintaining aspect ratio

Presets

Presets for common ratios: 16:9, 4:3, 1:1, etc.

FAQ

The ratio of width to height of an image or screen (e.g., 16:9, 4:3).