ToolBox Image — 2026년 소셜 미디어 이미지 크기 완벽 가이드
각 플랫폼마다 다른 크기 요구 사항이 있습니다. Instagram, Facebook, Twitter, LinkedIn 및 YouTube 이미지 크기에 대한 최고의 치트 시트입니다.
Getting image dimensions wrong on social media is one of the most common design mistakes. Here is the complete cheat sheet for social media image sizes in 2026.
Square (1080 × 1080) is the most reliable. Portrait (1080 × 1350, 4:5 ratio) takes up more screen space. Landscape (1080 × 566, 1.91:1) works for wide shots. Stories use 1080 × 1920 (9:16).
Feed images display at 1200 × 630 for link previews. Cover photos need 851 × 315 on desktop and 640 × 360 on mobile. Profile pictures display at 180 × 180.
Twitter / X
Images up to 4096 × 4096 and 5 MB. In-stream images display at 1600 × 900 (16:9) for landscape and 800 × 1200 (2:3) for portrait.
Feed images at 1200 × 627 for link previews. Company banner images need 1584 × 396. Profile pictures use 400 × 400.
YouTube
Thumbnails at 1280 × 720 (16:9), under 2 MB. Channel banner images need 2048 × 1152.
Quick reference table
| Platform | Feed image | Cover / Banner | Profile |
|---|---|---|---|
| 1080 × 1080 | — | 320 × 320 | |
| 1200 × 630 | 851 × 315 | 180 × 180 | |
| Twitter / X | 1600 × 900 | — | 400 × 400 |
| 1200 × 627 | 1584 × 396 | 400 × 400 | |
| YouTube | 1280 × 720 | 2048 × 1152 | 800 × 800 |