Publishing low-resolution or stretched content on Instagram severely impacts reach and engagement. Instagram automatically recompresses videos that do not match its recommended aspect ratios and bitrate bounds.
Here is the updated 2026 specification guide for creators and marketers.
1. Official Instagram Resolution Cheat Sheet
| Content Type | Aspect Ratio | Ideal Resolution | Frame Rate | Max File Size |
|---|---|---|---|---|
| Instagram Reels | 9:16 (Vertical) | 1080 x 1920 px | 30 / 60 fps | 4 GB |
| Instagram Stories | 9:16 (Vertical) | 1080 x 1920 px | 30 fps | 250 MB |
| Feed Square Post | 1:1 (Square) | 1080 x 1080 px | 30 fps | 4 GB |
| Feed Portrait Post | 4:5 (Vertical) | 1080 x 1350 px | 30 fps | 4 GB |
| Landscape Video | 16:9 (Horizontal) | 1920 x 1080 px | 30 fps | 4 GB |
2. Why Does Instagram Blur My Uploads?
If your uploaded Reels look pixelated or blurry, it is usually caused by: 1. Uploading 4K Video: Instagram heavily downsamples 4K files, often destroying fine detail. Pre-render your file directly in 1080p (1080x1920). 2. Bitrate Too High: Keep your H.264 bitrate between 10 Mbps and 15 Mbps. 3. High Quality Uploads Disabled: Make sure *Data Usage -> Upload at highest quality* is turned ON in your Instagram mobile app settings.
3. Download Instagram Reels & Posts in HD
To backup or inspect public Instagram content in full resolution, try our [Instagram Downloader](/instagram-downloader) or [Instagram Reels Downloader](/instagram-reels-downloader).