Instagram · Feed post (square)
1080 × 1080 px
The safe default. Shown at 1:1 in the profile grid without cropping.
Instagram re-encodes everything to a maximum width of 1080 px, so uploading wider does not increase quality — it only changes what gets cropped.
| Placement | Size | Ratio | Notes |
|---|---|---|---|
| Feed post (square) | 1080 × 1080 | 1:1 | The safe default. Shown at 1:1 in the profile grid without cropping. |
| Feed post (portrait) | 1080 × 1350 | 4:5 | The tallest format the feed allows and the one that takes the most vertical screen space. |
| Feed post (landscape) | 1080 × 566 | 1.91:1 | Widest allowed feed ratio. Gets cropped to 1:1 in the profile grid. |
| Story | 1080 × 1920 | 9:16 | Keep text inside the middle 1080×1420 — the top and bottom are covered by UI. |
| Reel | 1080 × 1920 | 9:16 | Same canvas as a Story. The grid thumbnail crops to 1080×1350. |
| Reel cover | 1080 × 1920 | 9:16 | Cropped to 1080×1350 in the profile grid and to a square in the feed. |
| Profile picture | 320 × 320 | 1:1 | Displayed as a circle at roughly 110 px, so keep the subject centred. |
| Highlight cover | 1080 × 1920 | 9:16 | Cropped to a centred circle — only the middle ~40 % is visible. |
Aspect ratios used by Instagram
Questions
What size should a Instagram feed post (square) be?
1080 × 1080 px (1:1). The safe default. Shown at 1:1 in the profile grid without cropping.
What are all the Instagram image sizes?
Feed post (square) 1080×1080, Feed post (portrait) 1080×1350, Feed post (landscape) 1080×566, Story 1080×1920, Reel 1080×1920, Reel cover 1080×1920, Profile picture 320×320, Highlight cover 1080×1920. The table above lists the aspect ratio for each.
Does Instagram compress uploaded images?
Yes — every major platform re-encodes. Instagram re-encodes everything to a maximum width of 1080 px, so uploading wider does not increase quality — it only changes what gets cropped.
Other platforms
Dimensions are the platform's recommended upload sizes, last checked 2026-08-07. Platforms revise these without notice — if you spot a change, let us know.