TikTok video specifications
| Parameter | Specification |
|---|---|
| Aspect ratio | 9:16 (vertical) |
| Resolution | 1080×1920 px |
| Cover image | 1080×1920 px |
| Video format | MP4 or MOV |
Thumbnail optimization
- Choose a clear, high-contrast frame as your cover.
- Add text overlay that's readable at small sizes.
- Resize cover images with PhotoResizer.in for exact 1080×1920 dimensions.
- Avoid cluttered thumbnails — simple is better.