Social media image size guide 2025
Complete 2025 guide to image dimensions for all 11 platforms — profile, cover, post, story, ad.
X profile photo
400×400px
X header
1500×500px
X tweet image
1200×675px (16:9)
LinkedIn profile
400×400px
LinkedIn banner
1584×396px
LinkedIn post image
1200×627px
Instagram square
1080×1080px (1:1)
Instagram portrait
1080×1350px (4:5)
Instagram story / Reel
1080×1920px (9:16)
Facebook post
1200×630px
TikTok video
1080×1920px (9:16)
YouTube thumbnail
1280×720px (16:9)
Pinterest pin
1000×1500px (2:3)
about this tool
The Social media image size guide 2025 is free to use — no sign-up required. Complete 2025 guide to image dimensions for all 11 platforms — profile, cover, post, story, ad.This tool is part of PostAI's free toolset for social media creators, marketers, and teams.
Looking for more than a standalone tool? PostAI's full platform lets you schedule to 11 platforms, generate AI-written content in your voice, discover viral posts, and grow on X and LinkedIn — starting at $9/mo.
want to schedule and post, not just format?
PostAI schedules to 11 platforms, includes AI content generation, and starts at $9/mo.
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