YouTube Aspect Ratio Checker

Look up every YouTube format's recommended aspect ratio and pixel dimensions, then enter your own dimensions to see which standard ratio they match.

YouTube Format Dimensions

Standard Video (HD) 16:9
1,920 × 1,080 px
Default YouTube player ratio. Use for all regular uploads.
Standard Video (4K) 16:9
3,840 × 2,160 px
Ultra HD. Same 16:9 ratio, higher resolution for large screens.
YouTube Shorts 9:16
1,080 × 1,920 px
Vertical short-form video. Fills the full Shorts viewer.
Shorts (Square) 1:1
1,080 × 1,080 px
Square format accepted for Shorts with black bars on sides.
Video Thumbnail 16:9
1,280 × 720 px
Recommended: 1280×720 px, under 2 MB. JPG, PNG, GIF, BMP.
Channel Banner (safe) 1546:423
1,546 × 423 px
Safe zone visible on all devices within the 2560×1440 full canvas.
Channel Banner (full) 16:9
2,560 × 1,440 px
Full banner canvas. Only center 1546×423 px is safe on all screens.
Profile Photo 1:1
800 × 800 px
Displayed as a circle. Minimum 98×98 px; 800×800 recommended.
End Screen Card 16:9
1,280 × 720 px
End screen elements use the standard 16:9 video frame.

Click any row to load it into the dimension calculator below.

Dimension Calculator

Enter width to calculate height.

Enter height to calculate width.

Select a format above to start calculating dimensions.

Custom Dimension Checker

Enter any two pixel dimensions to find the closest YouTube standard ratio.

Visual Ratio Comparison

Proportional previews — not to absolute scale.

Standard Video
16:9
Shorts
9:16
Square Shorts
1:1
Channel Banner
~16:9
Channel Art Safe Zone

The full channel banner canvas is 2560×1440 px. Only the center 1546×423 px is visible on all devices (TV, desktop, tablet, mobile). Keep all logos and text within that safe zone to prevent cropping on any screen.

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Summary

Look up every YouTube format's recommended aspect ratio and pixel dimensions, then enter your own dimensions to see which standard ratio they match.

How it works

  1. Browse the format table to find the ratio you need (e.g. 16:9 for standard video, 9:16 for Shorts).
  2. Click any row or select a format in the calculator to pre-fill its ratio.
  3. Enter your source video or image width or height in pixels.
  4. The calculator outputs the correct second dimension to match the chosen ratio.
  5. Use the custom checker to enter any two dimensions and find the closest YouTube standard ratio.
  6. Use the result to export or crop your media before uploading to YouTube.

Use cases

  • Confirm your video is the correct 16:9 ratio before uploading to YouTube.
  • Resize a vertical clip to 9:16 for YouTube Shorts.
  • Create a thumbnail at exactly 1280×720 px to avoid blurriness.
  • Design channel art that displays correctly on desktop, tablet, and mobile.
  • Check whether a custom-cropped video matches a recognized YouTube ratio.
  • Batch-export clips at the right dimensions from a video editor.
  • Verify profile photo dimensions to avoid distortion on the channel page.

Frequently Asked Questions

Last updated: 2026-06-10 · Reviewed by Nham Vu