The Ultimate Guide to Instagram Post Sizes: Dimensions, Ratios, and Best Practices

Whether you are building a brand, sharing photography, or trying to grow your personal page, nothing kills the vibe of a great post faster than awkward cropping, blurry resolution, or cut-off text. Because Instagram is heavily optimized for mobile viewing, understanding the correct dimensions is the secret to making your content pop.

This comprehensive guide breaks down everything you need to know about Instagram post sizes, aspect ratios, and how to keep your grid looking pristine.

1. Instagram Feed Posts (Standard Images & Carousels)

When scrolling through the feed, your goal is to command attention and stop the user from scrolling past. Choosing the right aspect ratio dictates how much screen real estate your post commands.