Feed Ads
Facebook has always made a big issue of text in images. If your image contains more than 20% text, you will receive “reduced delivery” (according to the official Facebook ad specifications). Note that Facebook ignores the text in the body copy of your ad when it does is 20% calculation. Facebook offers a tool to ensure that you don’t have too much text in your image.
Formal sizes and specifications for Facebook Feed Image ads
Formal sizes and specifications for Facebook Feed Video ads
Facebook Feed Video Ads are the same as Facebook Feed Image Ads, but they use a video in place of a still image. (10-second video limit)
(1.9:1 landscape) or 600 x 600 (square)
(Horizontal: 16:9, Square: 1:1, Vertical: 4:5 or 2:3 and Full Portrait: 9:16)
Carousel Ads
The Facebook Carousel ad option allows brands to feature images (or videos) of multiple products in one ad. Users can swipe through the various slides of a carousel ad to see different items offered. Carousel ads can comprise a mix of still images and videos.
Similar to Feed Ads, image should contains less than 20% text.
Formal sizes and specifications for Facebook Carousel Image ads
Minimum 600 x 600
Maximum of 10 cards
Formal sizes and specifications for Facebook Carousel Video ads
Maximum of 10 cards
Right Column Ads
Facebook has just did a total revamp on their desktop UI on May 2020. They have adopted the design from mobile directly.
Thus, the previous specifications for right column ads are no longer valid.
It is much more simpler now.
Formal sizes and specifications for Facebook Right Column ads
Recommended at least 300 x 300
In-stream Video Ads
Facebook In-stream Video Ads allow advertisers to deliver 5-15 second, non-skippable, mid-roll video ads to people who are already watching Facebook videos on a mobile device. They are like the types of ads that YouTube has made available for some time.
The main difference between Facebook Feed Video Ads and Facebook In-stream Video Ads is that Facebook Feed Video Ads are standalone ads that appear in users’ news feeds, rather than within another video.
Formal sizes and specifications for Facebook In-stream Video ads
(1.9:1 landscape) or 600 x 600 (square)
(Horizontal: 16:9, Square: 1:1, Vertical: 4:5 or 2:3 and Full Portrait: 9:16)
Marketplace Ads
Facebook Marketplace ad is essentially the same as any other ad on Facebook, there is one significant difference for the advertiser. People go to Facebook Marketplace with the intention of buying, so they are more likely to take notice of your ad than probably anywhere else on Facebook.
Formal sizes and specifications for Facebook Marketplace Image ads
Formal sizes and specifications for Facebook Marketplace Video ads
(Horizontal: 16:9, Square: 1:1, Vertical: 4:5 or 2:3 and Full Portrait: 9:16)
Instant Article Ads
Instant Articles is a mobile optimized format that enables publishers to distribute fast-loading interactive articles to Facebook's app and Messenger. Approved publishers may choose to place ads within their Instant Articles. Selecting Instant Articles as a placement will allow your ad to appear when people from your audience view these articles.
Formal sizes and specifications for Facebook Instant Article Image ads
Formal sizes and specifications for Facebook Instant Article Video ads
(Horizontal: 16:9, Square: 1:1, Vertical: 4:5 or 2:3 and Full Portrait: 9:16)
Stories Ads
Facebook Stories can use a mixture of still images and short videos, and these ads can do the same.
Remember to leave about 250 pixels at the top and bottom of each slide as that is where the profile image and call to action go.
Formal sizes and specifications for Facebook Stories Image ads
Formal sizes and specifications for Facebook Stories Video ads
Collection Ads
Collection is an ad format that makes it easier for people to discover, browse and purchase products and services from their mobile device in a visual and immersive way.
A Collection experience typically includes a cover image or video followed by several product images. When someone clicks on a Collection ad, they'll land on an Instant Experience — a full screen experience that drives engagement and nurtures interest and intent.
Formal sizes and specifications for Facebook Collection Image ads
9:16 (Landscape)