Meta · Instagram Stories Video ads are vertical 9:16 video clips, measured at 1080×1920 px, up to 4096 MB per file, up to 60 seconds long, delivered as MP4 or MOV. They run in the Stories placement on Meta · Instagram. Encode with H.264 video with AAC audio at 30 fps for clean playback across devices.
| Dimensions | 1080 × 1920 px |
|---|---|
| Aspect ratios | 9:16 |
| Orientation | portrait |
| Max file size | 4096 MB |
| File types | MP4, MOV |
| Max duration | 60 sec |
|---|---|
| Video codec | H.264 |
| Frame rate | 30 fps |
| Audio codec | AAC |
| Audio channels | stereo (2) |
| Headline | 45 chars |
|---|
Per Meta's Stories Safe Zone template: ~250px (13%) top for profile UI, ~390px (20%) bottom for CTA/caption.
Official source: https://www.facebook.com/business/ads-guide/video/instagram-stories