Facebook Ad Sizes and Specifications for 2025

March 6, 2025

Running effective Facebook ads is not just about creative visuals and persuasive copy—it’s also about using the right dimensions and formats. Using the correct Facebook ad sizes and Facebook ad specifications ensures your ads display properly, look professional, and perform at their best.

In this 2025 guide, we’ll cover all the essential dimensions, aspect ratios, and file requirements for different Facebook ad formats so you can create high-performing campaigns without guesswork.

Why Facebook Ad Sizes Matter

When your ad is the wrong size or resolution, Facebook may crop it, resize it, or compress it in ways that hurt its quality. This can:

Reduce clarity and impact.
Cause important elements (like text or logos) to be cut off.
Lower click-through and engagement rates.
Waste advertising budget on poorly optimized creatives.

Correct ad sizes ensure your images and videos are sharp, visually appealing, and tailored to each placement—whether it’s in the News Feed, Stories, Reels, or Marketplace.

Also, Facebook’s algorithm rewards well-optimized creatives. Ads that meet recommended specifications often get better delivery and lower cost-per-click (CPC), making your campaigns more cost-effective.

Facebook Ad Formats in 2025

Facebook offers several ad formats, each with its own recommended ad sizes and specifications. These include:

1. Image Ads

Simple, static ads featuring a single image. Best for brand awareness or product promotions.

2. Video Ads

Short or long-form videos that can appear in feeds, stories, or as in-stream ads.

3. Carousel Ads

Multiple images or videos that users can swipe through, with each card having its own link.

4. Collection Ads

A cover image or video followed by product images, allowing for a seamless shopping experience.

5. Stories Ads

Full-screen vertical ads that appear between organic stories.

6. Reels Ads

Short, vertical videos shown between Facebook Reels.

7. Messenger Ads

Ads displayed directly in Messenger conversations or inbox.

Facebook Ad Sizes and Specifications for 2025

Below are the key Facebook ad sizes you should use for each format.

Image Ads

Recommended Size: 1200 x 628 pixels (landscape) or 1080 x 1080 pixels (square).
Aspect Ratio: 1.91:1 for landscape, 1:1 for square.
File Type: JPG or PNG.
Max File Size: 30 MB.

Video Ads

Recommended Resolution: At least 1080 x 1080 pixels for square, 1080 x 1350 for vertical, and 1280 x 720 for landscape.
Aspect Ratios: 1:1 (square), 4:5 (vertical), 16:9 (landscape).
File Type: MP4, MOV, or GIF.
Max File Size: 4 GB.
Length: 1 second to 241 minutes (but short videos under 15 seconds tend to perform best).

Carousel Ads

Image Size: 1080 x 1080 pixels.
Video Size: At least 1080 x 1080 pixels.
Aspect Ratio: 1:1 for both image and video.
Max File Size: 30 MB for images, 4 GB for videos.
Length: Up to 240 minutes for videos.

Collection Ads

Cover Image or Video: 1080 x 1080 pixels for square or 1200 x 628 pixels for landscape.
Aspect Ratios: 1:1 or 1.91:1.

Stories Ads

Size: 1080 x 1920 pixels.
Aspect Ratio: 9:16.
File Type: JPG, PNG for images; MP4, MOV for videos.
Max File Size: 30 MB (images) or 4 GB (videos).
Length: Up to 15 seconds for videos (longer videos may be split into multiple cards).

Reels Ads

Size: 1080 x 1920 pixels.
Aspect Ratio: 9:16.
File Type: MP4 or MOV.
Max File Size: 4 GB.
Length: 15 to 60 seconds recommended.

Messenger Ads

Image Size: 1080 x 1080 pixels.
Aspect Ratio: 1:1.
File Type: JPG or PNG.

Best Practices for Facebook Ad Design in 2025

Having the right Facebook ad specifications is only part of the equation—you also need to design ads that stand out.

1. Keep Text Minimal

Facebook recommends keeping text under 20% of the image to avoid reduced reach.

2. Optimize for Mobile First

Most users access Facebook on mobile, so prioritize vertical and square formats.

3. Use High-Resolution Assets

Avoid pixelated images or blurry videos. Always upload the highest quality available within Facebook’s limits.

4. Design for Multiple Placements

Your ad may appear in different placements (e.g., feed, stories, marketplace). Ensure your design works in all of them.

5. Test Different Variations

A/B test various creatives, formats, and sizes to see which performs best.

Common Mistakes to Avoid

When creating Facebook ads, avoid these common pitfalls:

Ignoring Safe Zones – Keep key text and visuals away from the edges to avoid cropping.
Using Wrong Ratios – This can cause stretching or black bars.
Heavy File Sizes – Large files take longer to load, hurting engagement.
Overcomplicated Designs – Simple, clear visuals work better than cluttered ads.

How Facebook Ad Sizes Impact Performance

Correct Facebook ad sizes not only improve the look of your ads but also:

Boost click-through rates (CTR).
Reduce wasted impressions.
Improve relevance score.
Enhance audience targeting results.

For example, a sharp, correctly formatted video ad in Reels will naturally outperform a poorly cropped, low-quality upload.

Updating Facebook Ads in 2025

Facebook regularly updates ad specifications to align with new features, placements, and user behaviors. It’s important to:

Check Facebook Business Help Center before launching campaigns.
Keep templates for each format.
Train your design team on new specs.

Tips for Managing Multiple Ad Sizes

If you’re running campaigns across different placements:

Create master files in high resolution.
Use design tools that allow quick resizing (e.g., Canva, Adobe Express).
Maintain a checklist of updated Facebook ad specifications.
Consider creating separate creatives for mobile and desktop audiences for maximum impact.

Conclusion

In 2025, success with Facebook ads depends on more than just creativity—it requires precision and strategic planning. By using the correct Facebook ad sizes and Facebook ad specifications, you ensure your ads display perfectly, grab attention, and deliver better results across all placements. Staying updated with Facebook’s latest guidelines will keep your campaigns professional, engaging, and conversion-ready, helping you maximize ROI and stand out in a competitive digital landscape.