Creating the exact sizes and dimension across your social media account is very significant, this will signify as your physical in a world of online business, while providing all the important aspects and impressions to anyone seeing your public profile.

This is one of a series that I've created In order to make the utmost of the existing space on how to optimize your avatar and cover photos for your Facebook, twitter, Google+, LinkedIn and your YouTube channel.

For Facebook:

Cover Photo (Timeline):

• Image Size: 851×315 px upload and display
• Height from Profile Photo Edge: 210 px
• Width from Profile Photo Right Edge: 658 px
• Width from Profile Photo Left Edge: 23 px

Profile Photo

• Recommended Upload Size: 180×180 px
• Display Size: 160×160 px
• Width of Profile Photo Area Including Buffer: 170 px

Below is the example for profile photo and cover photo