Free Video Aspect Ratio & Resolution Calculator

Calculate video resolutions for Widescreen (16:9), Vertical (9:16), Ultrawide (21:9), and DCI.

Standard Presets

Calculate Target Dimensions

16:9
Simplified Aspect Ratio 16 : 9
Client-Side Guarantee: Processed 100% locally in your browser. No files or data are uploaded.

How to Use the Video Aspect Ratio Calculator

  1. Select an aspect ratio or enter custom resolution.
  2. View corresponding horizontal and vertical dimensions.
  3. Copy resolution strings for rendering.

Key Features

✓ Preset video resolutions (4K, 1080p, 720p)
✓ Standard aspect presets (16:9, 9:16, 21:9, 4:3, 2.39:1)
✓ Custom dimension solver
✓ Pixel aspect ratio reference

About Video Aspect Ratio Calculator

Find standard video rendering resolutions across 4K UHD, 1440p QHD, 1080p FHD, 720p HD, and cinematic 21:9 ultrawide with exact pixel dimensions.

Frequently Asked Questions

What is the resolution of 9:16 vertical video for TikTok and Shorts?

The standard high-definition resolution for vertical video is 1080 x 1920 pixels.

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