Meta · Instagram Feed Image ads are vertical 4:5 still images, measured at 1440×1800 px, up to 30 MB per file, delivered as JPG or PNG. They run in the Feed placement on Meta · Instagram. Export in sRGB color space to match how the platform renders previews.
| Dimensions | 1440 × 1800 px |
|---|---|
| Aspect ratios | 4:5, 1:1, 1.91:1 |
| Orientation | portrait |
| Max file size | 30 MB |
| File types | JPG, PNG |
| Color profile | sRGB |
| Headline | 40 chars |
|---|---|
| Primary text | 125 chars |
| Call to action | 20 chars |
4:5 vertical (1440×1800) recommended for max screen real-estate; minimum 1080px on the shortest side.
Official source: https://www.facebook.com/business/ads-guide/image/instagram-feed