For a content marketing campaign, knowing exactly what kind of image and video format to post, and how often is absolutely important. Here are the best sizes for sharing images on social media:


Image

 


Format
Maximum File Size
Aspect Ratio
No. of Images
MultiMedia 
Facebook Pages and Group
PNG JPG GIF
10MB
Recommended - need to keep the Width*Height - 1280 x1080


Minimum 
600 x 315 pixels
Unlimited Image(s) - Recommend to post 10 Image(s) or less
Not Allowed
Instagram
Business Profile
PNG JPG 
8MB
Square, or between 1.91:1 and 4:5
Landscape: 1080 x 566 pixels
Portrait: 1080 x 1350 pixels
Square: 1080 x 1080 pixels
10 Image(s)
Multimedia format is allowed for carousal- can add image(s) and video(s) together.
Linkedin Profile and Pages
PNG JPG GIF
8MB 
Maximum
6012 pixels x 6012 pixels
9 Image(s)
Not Allowed
TwitterPNG JPG GIF
5MB
Recommended - need to keep the Width*Height - 1280 x1080
4 Image(s)Not Allowed
GMB
PNG JPG 
10MB
Must be greater than Width*Height - 250*250 
1 Image
Not Allowed


Notes


1) Multimedia format - Posting Image(s) and Video(s) together in a single post 
2) As you experiment with different kinds of images, only then you'll realize which works best     for your brand. By default, these two sizes are impeccable
Horizonatal (landscape): 1,024 pixel X 512 pixel
Vertical (portrait): 800 pixel x 1,200 pixel




Video


Format
Maximum File Size
Duration
Aspect Ratio
No. of Video
MultiMedia
Facebook Pages and Group
MP4  MOV
1 GB
1 sec - 20 mins
Between 16:9 and 9:16
1 Video
Not Allowed
Instagram
Business Profile
MP4 MOV
100 MB
3 sec - 60 sec
Between 4:5 and 16:9
10 Video(s)
Multimedia format is allowed for carousal- can add image(s) and video(s) together
Linkedin Profile and Pages
MP4  MOV
200 MB
3 sec - 30 mins
Between 1:2.4 and 2.4:1
1 Video
Not Allowed
TwitterMP4  MOV

512 MB
0.5 sec - 140 sec
Between 1:3 and 3:1
1 Video
Not Allowed

GMB
-
-
-
-
-
Not Allowed