Sizes and Dimensions Facebook

Big picture for timeline

This is the big picture (also known as cover photo) for Facebook’s timeline.
Width: 851px
Height: 315px

Application icons for timeline view

These are the icons that are displayed on a fan page that has Facebook timeline enabled. If your picture exceeds these limits, your icon will be resized and converted.
Width: 111px
Height: 74px
Maximum file size: 5MB

Facebook application favicon size

This is the tiny icon that is being displayed on the left hand side of your news feed, where the applications that you use are.
Width: 16px
Height: 16px

Facebook milestone picture size

This is the size you use for milestone pictures such as company’s foundation date. This is also the size for starred (highlighted) posts. The image in the post will be scaled down accordingly, if it exceeds the limits.
Width: 843 pixels
Height: 403 pixels

Profile picture for timeline pages

Recently updated sizes for timeline. The new width and height are 180 px which will be automatically scaled down to following:
Width: 32px
Height: 32px
It’s extremely important to choose a picture that can be scaled down as the profile pictures that are displayed on timeline posts are really small. Best practice is to choose your logo.

Thumbnail

The image that is displayed next to the link when you click like or share somenthing.
Width: 90px
Height: 90px

Facebook page

The usable area of your brands Facebook page
Width: 779px (Update: The CSS of Facebook has some errors, so we’re not actually sure what the final width will be. We suspect it will be 810 px)
Height: Unlimited

Uploaded images

This is the maximum size of the image you can upload.
Width: 2048px
Height: 2048px

Pinned post picture size

This is the size of the picture of your pinned post. Will not be scaled down so that smaller dimension matches 403 pixels. Facebook will take the centre of the image and cut it out accordingly. You can later adjust the horizontal (landscape images) or vertical (portrait images) position of the picture.
Width: 403px
Height: 403px

Pictures displayed in Facebook

This is the maximum size of the image as shown in slide show or album.
Width: 960px
Height: 720px

Facebook ads

Picture in the ad
Width: 100px
Height: 72px
Size: 5MB
Text in ad
Header: 25 characters
Body copy: 135 characters

Facebook status update

Status update length: 63,206 characters
Comment length: unlimited

Video

The maximum size of vide you can upload
Size: 1024MB
Length: 20 minutes