Facebook video ads are a strategic way for social media marketers and businesses to capture their target audience. Compared to other ad formats, they offer higher reach with vertical videos with audio achieving a 12% higher conversion rate than other video types.
However, the success of your ads isn't just about creativity or messaging—it's about getting the details right. Imagine investing time and resources in creating a stunning ad, only for it to appear blurry, cropped, or poorly formatted.
In this article, you will learn the rightvideo dimensions for Facebook adsand best practices to help your ad campaigns look great and drive results.
In this article
Part 1: Facebook Video Ad Specifications
Knowing the different video sizes for Facebook adsand the specific requirements for each ad type is important for delivering a successful and professional ad campaign. Here’s a breakdown of Facebook ad video dimensionsand other specifications.
Facebook Feed Video Ad Sizes
- Video dimension: 1080p x 1080p for desktop or mobile, or 1080p x 1350p for mobile only.
- Ideal resolution: 1080p
- Aspect ratio: 1:1 for desktop or mobile, or 4:5 for mobile only
- Minimum video ad width x height:120p x 120p
- Recommended file type: MP4 or MOV
- Recommended video settings: 264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
- Maximum file size:4GB
- Maximum video duration:241 minutes
Facebook Carousel Video Ad Sizes
- Video dimension:1080p x 1080p, or larger
- Aspect ratio:1:1
- Recommended file type:MP4, MOV, GIF
- Maximum file size:4GB
- Maximum video length:up to 240 minutes
- Carousel ad placements: You can create video carousel ads in any of these Facebook ad placements:
- Facebook Feed
- Facebook Reels
- Facebook Stories
- Facebook search results
- Facebook Marketplace
- Facebook Business Explore
- Facebook Groups Feed
- Facebook right column (desktop only)
- Facebook Audience Network (e.g. websites/other media outside of Facebook)
Note that Facebook carousel is limited to 2 – 10 videos and videos must be linked to a website or landing page. To get the most out of this ad format, use a mix of images and videos.
Facebook Reels Video Ad Sizes
You can promote an existing Facebook reelor create a new reel ad for desktop or mobile users that resembles a regular reel. The only difference between a reel and a reel ad is the call-to-action button with an embedded link.
- Video dimension:1080px x 1920px, or larger
- Aspect ratio:9:16
- Recommended file type: MP4 or MOV
- Recommended video settings:264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
- Maximum file size: 4GB
- Maximum video length:No maximum limit
Facebook Stories Ad Sizes
Facebook storyads are quite similar to reel ads; they appear between Facebook stories on Facebook. Here are the specs for Facebook story video ads.
Video dimension:1080px x 1920px, or larger
Aspect ratio: 9:16
Minimum video ad width: 500px
Recommended file type: MP4 or MOV
Recommended video settings:H.264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
Maximum file size: 4GB
Maximum video length:Up to 2 minutes, although viewers must click to continue watching after the first 10 seconds
Facebook In-stream Video Ad Sizes
Instream video ads are typically inserted in organic video content. They ‘interrupt’ your video, reels, or livestreams, and pass a branded message to the viewer.
- Video dimension: 1080px x 1080px recommended, or larger
- Aspect ratio:1:1
- Recommended file type:MP4 or MOV
- Recommended video settings: H.264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
- Maximum file size:4GB
- Maximum video length for desktop: Between 5 and 15 seconds
- Maximum video length for mobile: Between 5 seconds and 10 minutes
Facebook Right-column Video Ad Sizes
The right-column ad format is optimized for only desktop users. Here, your headline and ad copy are more important than your ad video. You can use an existing carousel ad for this placement. However, only the first video on the carousel will show if you’re using just videos on your carousel. Here are Fb's ads video sizeand specs for right-column ads.
- Video dimension: 1080p x 1080p for desktop or mobile) or 1080p x 1350p (mobile only)
- Aspect ratio: 1:1 for desktop or mobile, or 4:5 for mobile only
- Minimum video ad width x height:120p x 120p
- Recommended file type: MP4, MOV, GIF
- Recommended video settings:264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
- Maximum file size:4GB
Conduct A/B testing to see what works best. Also, remember that this ad placement is supported only on a desktop, so make sure you do not link to Playstore or App Store.
Facebook Search Results Video Ad Sizes
These ad video categories are found on search results pages and are great for marketing events and products. Since this ad type is found among search results, ensure you choose a video that fits the search query while standing out from organic results.
- Video resolution: 1080p x 1080p recommended, or larger
- Aspect ratio:1:1
- Minimum video ad width x height: 120p x 120p
- Recommended file type:MP4, MOV or GIF
- Recommended video settings: 264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
- Maximum file size:4GB
- Maximum video length: up to 241 minutes
When creating Facebook instream video ads, make sure you grab viewers’ attention within the first few seconds. To maximize watch time, try to tell your story in as little time as possible, especially for skippable ads.
Facebook Messenger Stories Ad Sizes
Messenger story ads are similar to Facebook story ads, except they appear on the Facebook Messenger mobile application.
- Video dimension:1080px x 1920px, or larger
- Aspect ratio: 9:16
- Minimum video ad width: 500px
- Recommended file type: MP4 or MOV
- Recommended video settings: 264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
- Maximum file size: 4GB
- Maximum video length:Up to 2 minutes, although viewers must click to continue watching after the first 10 second
When creating messenger stories ads, leave about 250p from the top clearer of text or logos, for your add call-to-action.
Facebook Reels and Video Collection Ad Sizes
This ad category features up to 4 items at the bottom of a Facebook reel or video ad. You can use an existing high-performing reel as the background of this collection ad.
- Display size:1080px x 1920px, or larger
- Aspect ratio:9:16
- Recommended file type: MP4 or MOV
- Recommended video settings:264 codec, square pixels, fixed frame rate (30fps), stereo AAC audio compression at 128 kbps
- Maximum file size: 4GB
- Maximum video length: Up to 2 minutes
Part 2: The Impact of Facebook Video Ad Sizeon Performance
Adhering to Facebook video ad specificationsis more than a technical requirement—it’s a basis for a successful ad. Here's how your ad sizes impact their performance.
- Correct ad sizes ensure your ads stay compatible and fit perfectly within placements—whether in feeds, stories, reels, or carousels. This compatibility ensures ads display as intended, preserving its visual appeal and maintaining quality. Proper resolutions also maintain clarity, making your message stand out and resonate with your audience.
- Fb video ad sizesand aspect ratioalso directly affect how the ad engages viewers. Misaligned ad dimensions can reduce visibility, lead to poor engagement, and negatively impact click-through rates (CTR).
- Large video files can slow down load times, especially on mobile networks. This can frustrate viewers and cause them to scroll past. Optimizing your videos within the recommended size can improve engagement and conversion rates.
When videos don’t adhere to Facebook’s size requirements, they risk being cropped, distorted, or appearing pixelated. This can dilute your message, tarnish your brand image, and leave viewers unimpressed. For instance, a 16:9 video placed in a 1:1 feed space may lose critical parts of its visuals, reducing its effectiveness.
Part 3: How to Optimize Your Facebook Ad Video Resolutionfor Better Engagement
Fitting your ad videos toFacebook’s video ad dimensionsand specific ad requirements ensures compatibility across all placements. Optimized videos load faster, look better, and provide a better viewing experience, which is important for retaining attention and increasing engagement.
Tools like Wondershare Filmoramake this process easier. Filmora is a video and audio editing tool that allows you to create high-quality content with little or no editing experience.
Known for its user-friendly interface, Filmora offers editing features to resize and optimize your videos for any Facebook ad format. You can easily adjust video dimensions and aspect ratios to suit any Facebook ad format.
Here’s how to change your Facebook ad video resolutionusing Filmora.
- Vast video/audio effects and creative assets.
- Powerful AI for effortless content creation.
- Intuitive, professional yet beginner-friendly.
- Works on Mac, Windows, iOS, and Android.
If you’re unsure of your video resolution, enable Auto Reframeand select the aspect ratio of your video ad. Fiilmora will automatically resize your video ad to match the selected aspect ratio. Then, click Export.
Conclusion
Understanding the importance of the correct Facebook ad video sizeis the first step to running a successful ad campaign. Whether you're promoting a product, building brand awareness, or driving website traffic, properly sized videos maximize your ad ROI.
By optimizing your video resolution using Filmora and adhering to Facebook’s specifications, you’ll create ads that look polished, load quickly, and resonate with your audience, boosting engagement and conversions.
