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What are the best image and video specs for Meta ads?

To maximise performance across Facebook and Instagram placements, use vertically optimised creatives, keep key messaging centred, and follow Meta’s recommended image and video specifications.

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Written by Britt Bloom
Updated over a week ago

Image Specifications

  • Recommended aspect ratio: 9:16 (vertical)
    Works across Feeds, Stories and Reels

  • Centre key messaging:

    Keep all important text and visuals centred so they remain visible when cropped

  • File formats: JPG or PNG

  • Maximum file size: 50MB

Video Specifications

  • Resolution: Minimum 1080p

    • Horizontal: 1920 × 1080 (16:9)

    • Vertical: 1080 × 1920 (9:16)

  • Aspect ratios:

    Provide both horizontal (16:9) and vertical (9:16) versions where possible.

  • Duration: Under 15 seconds

  • File formats: MP4 or MOV

  • Maximum file size: 4GB

  • Center key information:
    Especially important for vertical videos to avoid cut-offs across placements.

Additional recommendations

  • Text limits

    • Headlines: up to 30 characters

    • Descriptions: ~300 characters

  • Captions & sound: Adding captions and audio improves engagement, especially on mobile.

  • Preview before launch

    Use Blend’s preview feature to check how creatives appear across devices and placements.

Why this matters

Correct formatting ensures your ads:

  • Display properly across all Meta placements

  • Avoid cropping important content

  • Achieve better engagement and delivery performance

Learn more

For full platform guidelines, refer to Meta’s official documentation:
👉 Ad Specifications and Best Practices for Image Ads.

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