Instagram Image Sizes That Still Matter in 2026
Instagram layouts change, but the safe pixel targets are stable: design at 1080px wide, then pick the height for square, portrait, or vertical video frames. If you searched for resize image for Instagram, Instagram photo size converter, or Story/Reels dimensions, this guide gives the numbers and a private resize path.
Use the free Resize Image for Instagram tool to hit those sizes in your browser — no upload and no signup.
2026 Instagram Size Chart
Feed square: 1080×1080 (1:1). Classic product shots, quotes, and carousel tiles.
Feed portrait: 1080×1350 (4:5). Usually the best single-image feed size because it occupies more vertical space than a square.
Feed landscape: about 1080×566 (≈1.91:1). Fine for wide scenery; less dominant in the feed.
Story / Reels: 1080×1920 (9:16). Fullscreen vertical. Keep important text inside a safer center area so UI chrome does not cover it.
Profile avatar: upload at least 320×320; designing at 1080×1080 and letting Instagram scale down is fine.
How to Resize Images for Instagram (Free)
Step 1: Open /resize-image-for-instagram. The page defaults to 1080×1080.
Step 2: Drop one photo or a batch. For iPhone HEIC libraries, convert with HEIC to JPG first.
Step 3: Set the exact size you need — 1080×1080, 1080×1350, or 1080×1920. Uncheck keep-aspect-ratio when you need a precise Instagram ratio.
Step 4: Download, then optionally run Image Compress at quality ~80–85 so Instagram’s own compression has less work to do.
Feed vs Story vs Reels — Quick Decision Rules
Choose 4:5 portrait when the subject can handle a taller crop and you want maximum feed presence.
Choose 1:1 square for carousels, catalog grids, and designs that must look balanced as thumbnails.
Choose 9:16 for Stories, Reels covers, and any fullscreen vertical creative. Do not stretch a landscape photo into 9:16 — crop or add background instead.
Quality Tips Before You Hit Post
Export once at 1080 wide. Uploading a 4000px image does not magically look sharper after Instagram recompresses it; it often just wastes bandwidth.
Prefer JPG for photos, PNG for text-heavy graphics. Soft gradients and camera images compress better as JPG. Sharp text posters may survive better as PNG, then compressed carefully.
Watch faces and text. After resizing, check that heads are not clipped and that captions sit away from Story stickers and Reels buttons.
Need non-Instagram sizes? Use general Image Resize for YouTube thumbnails (1280×720) or custom social creatives.
Workflow Example for a Product Drop
1. Convert HEIC → JPG if needed.
2. Resize hero shot to 1080×1350 for the feed.
3. Resize the same asset to 1080×1920 for Story/Reels teaser frames.
4. Lightly compress both outputs.
5. Post — keep originals archived so you can re-export later without stacking compression.
FAQ
What is the best Instagram feed image size in 2026?
1080×1080 still works for square posts. Portrait 1080×1350 (4:5) usually wins more vertical space in the feed.
What size should Instagram Stories and Reels be?
Use 1080×1920 (9:16). That is the standard fullscreen vertical size for Stories and Reels covers/frames.
Can I resize images for Instagram without uploading?
Yes. ImageTo.online’s Instagram resizer runs locally in your browser, so photos stay on your device.
Does Instagram recompress my photos?
Yes. Instagram applies its own compression after upload. Starting from a sharp 1080-wide image and light local compression usually looks better than uploading a huge unoptimized file.
Should I crop or only resize?
For exact ratios, resize to the target width and height. If the subject is off-center, crop first, then resize so faces are not cut off.
What about landscape feed posts?
Landscape feed posts commonly use about 1080×566 (≈1.91:1). Square and portrait usually perform better for single-image posts.
Related Tools
Resize for Instagram
Pre-filled 1080×1080 with Story and Reels dimensions.
Image Resize
Custom width and height for any social platform.
Image Compress
Light compression after resize for cleaner Instagram uploads.
HEIC to JPG
Convert iPhone photos before resizing for Instagram.