Free Tool

Image Size Guide 2026

The complete reference for image dimensions across every platform. Find the exact size, aspect ratio, format, and file size limits you need.

OG Image (Facebook/LinkedIn)

Facebook, LinkedIn

1200 x 630
1.91:1

Twitter/X Summary Card

Twitter/X

1200 x 628
1.91:1

Twitter/X Post Image

Twitter/X

1600 x 900
16:9

Instagram Post (Square)

Instagram

1080 x 1080
1:1

Instagram Story

Instagram

1080 x 1920
9:16

LinkedIn Company Banner

LinkedIn

1128 x 191
5.9:1

YouTube Thumbnail

YouTube

1280 x 720
16:9

Pinterest Pin

Pinterest

1000 x 1500
2:3

Discord Embed

Discord

1200 x 630
1.91:1

Slack Unfurl

Slack

1200 x 630
1.91:1

Select a size from the list to see full details and a visual preview.

Download the Complete 2026 Cheat Sheet

Get a printable PDF with every image dimension for every platform, updated for 2026.

Image Size FAQ

Automate image generation at any size

RenderStack renders pixel-perfect images in any dimension via a simple API call. No manual resizing needed.