Social Media Dimensions Quick Reference  (by http://tentsocial.com)

Facebook Dimensions

• Facebook Cover photo: 851 x 315
• Facebook Profile photo: 180 x 180

Twitter Dimensions

• Twitter Header image: 520 x 260
• Twitter Profile image: 81 x 81

Google+ Dimensions [updated 05.15.13]

• Google+ Cover photo: 2120 x 1192
• Google+ Profile photo: 270 x 270

LinkedIN Dimensions

• LinkedIN Cover photo: 646 x 220
• LinkedIN Profile photo: 100 x 60

Pinterest Dimensions

• Pinterest Profile Photo: 160 x 165

Instagram Dimensions

• Instagram Profile Photo: 110 x 110

YouTube Dimensions [updated 05.15.13]

• YouTube Cover Art: 2560 x 1440
• YouTube Cover Art Safe Area: 1546 x 423

Social Media Design Dimensions – An infographic by the team at Social Media Design Dimensions

Embed Social Media Design Dimensions on Your Site: Copy and Paste the Code Below

Social Media Design Dimensions – An infographic by the team at Social Media Design Dimensions

Articolo in PDF.