This is the age of Smart Phones. When on smart phones it is the Social Media. People spend more time on their mobile devices and even more on apps. Some of the popular Social Media Apps are: Facebook, Twitter, Instagram, LinkedIn, Youtube, Google+, Pinterest and others. Part of the reason why these social media is popular is because of the images. Like they say, image speaks a 1001 words 😉 To have social presence it is important to know what type and size of images works best. We have found a healthy resource to share with you from SEW
All of the sizes are in pixels (width x height) as of December 2015.
Profile Picture: 180 x 180 (displays 160 x 160 on desktop, 140 x 140 on smartphones)
Cover Photo: 851 x 315 (displays 640 x 360 pixels on smartphones)
Shared image and link: 1200 x 630
Header image: 1500 x 500 (maximum file size 5MB)
Profile image: 400 x 400 (displays at 200 x 200, maximum file size 2MB)
In-stream photo: 440 x 220 (but can expand to 1024 x 512)
Twitter accepts GIF, JPEG, and PNG files
Photos can be up to 5MB. Animated GIFs can be up to 3MB
Profile Picture: 77 x 77 (appears as a circular image)
Photo Thumbnails: 238 x 238
Photo Size: 641 x 641
Profile picture: 120 x 120
Banner Image: 646 x 220
Link upload thumbnail: 180 x 110
Image upload: maximum width is 350 with the height scaled to fit.
Profile image: 100 x 100 (this is automatically pulled from Google+)
Cover image: 850 x 176
Profile photo: 250 x 250 (maximum file size 100MB)
Cover photo: 1080 x 608 (this is ‘recommended”, although the smallest photo you can choose is480 x 270, the largest photo is 2120 x 1192.)
Profile picture: 60 x 60
Board display: 216 x 146
Pins appear in boards with a maximum width of 236, with the height scaled.
Expanded pins have a minimum width of 600, with the height scaled.
You can see some more images about the sizes here at clickz
Mukesh Pandey is a Digital Marketing Strategist. He is Google Adwords Certified and strongly believes that Internet will enable us to speed up innovation and make life easier for everyone. He also founded Leads Dubai which is a Lead Generation Company in Dubai.Know more about Mukesh on Google+