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Resize Image for YouTube Thumbnail
YouTube recommends 1280×720 pixels (16:9) for custom thumbnails. This size looks sharp on all devices and meets platform requirements.
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YouTube thumbnail specs
Minimum width: 640 px. Recommended: 1280×720 px. Max file size: 2 MB. Formats: JPG, PNG, GIF, BMP.
How to do it
- Use the Image Resizer preset for 1280×720.
- Upload your thumbnail image.
- Resize and download.
- Upload to YouTube Studio.
Frequently Asked Questions
- What aspect ratio is a YouTube thumbnail?
- 16:9 (1280×720 is the recommended resolution).