Social MediaDesignResizing

The Ultimate 2026 Social Media Image Size Cheat Sheet

January 22, 20263 min read • by Shreeja Manandhar

Social media algorithms hate blurry or cropped images. Use these dimensions to stay sharp.

Instagram

  • Square Post: 1080 x 1080 px (1:1)
  • Portrait: 1080 x 1350 px (4:5)
  • Stories/Reels: 1080 x 1920 px (9:16)

Twitter (X)

  • In-Stream Photo: 1600 x 900 px
  • Header: 1500 x 500 px

YouTube

  • Thumbnail: 1280 x 720 px
  • Channel Art: 2560 x 1440 px