Instagram Image Sizes 2026
| Format | Size | Ratio | Notes |
|---|---|---|---|
| Square Post | 1080×1080px | 1:1 | Most versatile for feed |
| Portrait Post | 1080×1350px | 4:5 | Max feed real estate |
| Landscape Post | 1080×566px | 1.91:1 | Wide format |
| Story / Reel | 1080×1920px | 9:16 | Full-screen vertical |
| Profile Picture | 320×320px min | 1:1 | Circle crop at 110px |
Tips
- Always upload at 1080px width - Instagram compresses larger files
- Portrait 4:5 takes up more screen space in feeds - better scroll-stopping power
- Keep key content in center of Stories to avoid UI overlay at top and bottom
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