Official Social Media Photo Sizes.

Facebook Ad (Link) - 1200x628

Facebook Ad (Carousel) - 600x600

Facebook Cover (Desktop) - 820x312

Facebook Cover (Mobile) - 640x360

(Note: In Stencil we use 820x360 for Facebook Cover to allow "Safe Areas" to be more intuitive.)

Twitter Ad (Sponsored Tweet) - 1024x512

Twitter Lead Card - 1600x400

Twitter Website Card - 1600x640

Twitter Header - 1500x500

Instagram Ad (Original) - 1200x628

Instagram Ad (Square) - 1080x1080

Google My Business Profile - 250x250

LinkedIn (Sponsored Ad) - 1200x627

LinkedIn Profile Cover - 1584x396

LinkedIn Company Cover - 1536x768

YouTube Display Ad 1 - 300x60

YouTube Display Ad 2 - 300x250

YouTube Overlay Ad - 480x70

YouTube Channel Art - 2560x1440

Snapchat Ad - 1080x1920

Tumblr Profile Picture - 128x128