Instagram Post Size 2025. Any height between 566 and 1350 will work, but tall has more impact. The optimal instagram photo size is 1080 pixels wide by 566 pixels high, up to 1080 wide by 1350 pixels high.
Whether you’ve been using instagram for a while or this is your first time, this blog is your ultimate guide to instagram image and video post sizes. 1080 x 1350 px (4:5 ratio) 🔹 best for: