Aspect Ratio Scaler & Video Frame Dimensions Calculator
Calculate scaled pixel width, height, and diagonal aspect ratio for 16:9 widescreen, 4:3 standard, 9:16 vertical TikTok/Reels, and 21:9 ultrawide.
Inputs used by this tool
Enter values in the interactive controls when the page loads. The result depends on the assumptions and units shown for each field.
Input type: number
Input type: number
Input type: number
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