Instagram Post Size: 1080 × 1350 Resizer
Resize and crop any image to 1080 × 1350 pixels for portrait feed posts. Private: nothing is uploaded.
How we keep your files private
Instagram Post size guide
1080 × 1350 pixels (4:5) is the tallest portrait shape Instagram shows in the feed without cropping, so it takes the most screen space.
- Use 1080 × 1350 for portrait photos.
- Use the square preset for 1:1 posts and the story preset for full-screen vertical.
Other social media sizes
- YouTube Thumbnail Size
- Instagram Square Post Size
- Instagram Story & Reel Size
- WhatsApp Profile Picture Size
- Facebook Cover Photo Size
- LinkedIn Profile Picture Size
- LinkedIn Banner Size
- X (Twitter) Header Size
Frequently asked questions
What is the best Instagram Post size?
1080 × 1350 pixels (4:5) is the tallest portrait shape Instagram shows in the feed without cropping, so it takes the most screen space.
What aspect ratio is it?
4:5, which is 1080 × 1350 pixels.
Is my image uploaded?
No. Resizing and cropping happen in your browser, so your image stays on your device.
Which file type should I use?
JPG is best for photos and keeps files small. PNG keeps text, logos and screenshots sharp.
Will the image be cropped?
By default the tool crops to fill the exact shape. Choose the whole-image option to keep everything and pad the sides with white.
Can I make the file smaller?
Yes. Use the compress-to-KB tools afterwards if a platform limits file size.
Do platforms change these sizes?
Sometimes. Recommended sizes are updated from time to time, so check the platform's help page if your image looks soft or cropped.