I try to keep this as up-to-date as feasible, however Facebook has a nasty routine of making unannounced modifications and then rolling them out gradually to individuals to ensure that not everyone obtains them at the same time. If you have actually discovered something that's changed, please let me understand in the comments so I could check out and upgrade as necessary.
Facebook Profile Size
Facebook profile Image Size
The profile Image is the smaller, square near the bottom that's to the left of the cover picture. It utilized to overlay the cover photo's bottom left edge, however in the current design, it has actually been moved to its very own spot in the top left of the page.
Your Page's profile photo:
Screens at 170x170 pixels on your Web page on computer systems, 128x128 pixels on smartphones as well as 36x36 pixels on many attribute phones
For profile photos and also cover images with your logo or text, you may get a far better result using a PNG file.
Bear in mind that your Web page's profile photo will certainly be chopped to a circular shape in ads as well as blog posts, but will continue to be the same square shape when individuals visit your Page.
Profile Image on the Timeline
The profile picture that appears alongside your name on comments and blog posts is the same photo but is instantly reduced to 40px by 40px.