The Ultimate Guide to Instagram Post Sizes in Pixels (2026 Edition)

Whether you are a budding creator, a small business owner, or a seasoned social media manager, nothing kills the impact of a great photo faster than awkward cropping, blurry compression, or cut-off text. Instagram is a heavily visual platform, but it is also notoriously strict about its dimensions.

If your images are too small, Instagram stretches them out, making them pixelated. If they are too large, the platform aggressively compresses them, stripping away your hard work and detail.