Your facebook cover video should be at least 1250 x 463 pixels in size. For optimal viewing on mobile, it's best to use vertical images with an aspect ratio of 4:5 and 1200 x 1500 px.
Minimum size 254 x 133 pixels.
No matter what shape image you upload as a header image for an event post, it'll be cropped to an aspect ratio of 16:9. The recommended facebook video dimensions are 1280 x 720 pixels (for landscape) and 720 x 1280 pixels (for portrait). The recommended image size for an advertisement image is 1200px by 628px which works out to an image ratio of 1.91:1. 1280×720 pixels · minimum width: Facebook photo post with link in caption (not a standard link share). Your facebook cover video should be at least 1250 x 463 pixels in size. At least 1080 x 1080 pixels. We recommend square 1:1 for images and vertical 4:5 for videos. Facebook recommends uploading video with square (1:1) or vertical (4:5, 9:16 and 16:9) aspect ratios, to maximize compatibility on . No matter what shape image you upload as a header image for an event post, it'll be cropped to an aspect ratio of 16:9. 600 pixels (length will depend on the aspect ratio) · landscape aspect ratio: Page cover video recommended dimensions. However, since you can advertise on . Sizes for facebook right column ads: For square images, opt for a . Minimum size 254 x 133 pixels. For optimal viewing on mobile, it's best to use vertical images with an aspect ratio of 4:5 and 1200 x 1500 px. Facebook image post size can vary . Best practices for aspect ratios · for feed placements: The good news here is that you don't have to worry about your image size when sharing images on facebook. What aspect ratio is best for facebook? Page cover video aspect ratio.