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Aspect Ratio Calculator

Calculate exact dimensions for images and videos while maintaining perfect aspect ratios.

Set Aspect Ratio

Width (W1)
:
Height (H1)

New Dimensions

New Width (W2)
×
New Height (H2)

Visual Preview

16:9
Change any of the values in the New Dimensions section and the other value will automatically update to maintain the perfect 16:9 aspect ratio!

Common Aspect Ratios

16:9 (Widescreen)

Standard format for HD video, YouTube, and TVs.

1920×1080, 3840×2160
4:3 (Standard)

Old TV sets and computer monitors format.

1024×768, 1600×1200
1:1 (Square)

Perfect for Instagram posts and profile pictures.

1080×1080, 500×500
9:16 (Vertical)

Standard for TikTok, Shorts, and Instagram Reels.

1080×1920, 720×1280
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