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What is the 1.91:1 Aspect Ratio?

Understand the legacy 1.91:1 aspect ratio for link ads and when it still makes sense alongside modern feed formats.
Brief Definition

The 1.91:1 aspect ratio is a wide image format historically used for Facebook link previews and some website placements. While newer feed formats dominate, 1.91:1 still appears for articles, blogs, and editorial cards. This ratio remains useful when promoting content that renders with standardized link previews.

Understanding 1.91:1

While newer feed formats (4:5, 1:1) dominate, the 1.91:1 aspect ratio still appears in link preview contexts and site banners. Its horizontal emphasis favors panoramic imagery and product‑in‑environment shots. Because mobile viewports are tall, headlines must be concise and high‑contrast to remain readable. Keep focal points central so link previews crop cleanly. Provide square or portrait alternates to maintain performance in feeds.

The 1.91:1 aspect ratio is also useful when promoting long‑form content where the preview card drives most clicks. Aim for simple backgrounds that don’t fight small typography. Validate how the preview renders across devices before launch. When repurposing assets, check crops to protect logos and product edges. Treat 1.91:1 as a complement, not a replacement, for square and portrait.

Why 1.91:1 matters

The 1.91:1 aspect ratio aligns with how many platforms render link previews, so content looks as intended. It supports blog and editorial promotion where standardized cards are common. It also complements square and portrait variants to keep feeds covered.

  • Legacy compatibility with link previews
  • Useful for blog promotion and editorial thumbnails
  • Can complement square/portrait variants in campaigns

How 1.91:1 works in practice

In campaigns that drive to articles or resources, the 1.91:1 aspect ratio integrates with auto‑generated preview cards and avoids awkward trims. Keep imagery simple so subjects and brand marks read at small sizes. Headlines should be short, high‑contrast, and positioned to survive link card crops. For broader distribution, produce complementary 1:1 and 4:5 variants so feeds don’t appear undersized. When repurposing 16:9 or 2:1 assets, validate the crop to protect logos and product edges. Always check previews on mobile and desktop before launch.

Key Takeaways

  • 1.91:1 is the aspect ratio for Facebook/Instagram link post images (wider landscape).
  • Export at 1200x628 or higher for optimal display and sharing.
  • Keep key elements centered to avoid edge cropping on mobile.
  • Templates ensure consistent framing and text placement across all link ads.
Related Terms
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FAQs
Is the 1.91:1 aspect ratio still required?
No. The 1.91:1 aspect ratio isn’t strictly required, but it’s still useful where link previews standardize the crop and presentation.
Should I design net‑new 1.91:1 aspect ratio ads?
Design net‑new 1.91:1 aspect ratio ads when link preview presentation is core to the placement; otherwise rely on 1:1 or 4:5 for feed performance.
What resolution works best for the 1.91:1 aspect ratio?
Export at 1200x628 or higher to ensure clarity in link preview cards across devices.
Can I crop 16:9 video to the 1.91:1 aspect ratio?
Yes, but validate the crop to avoid losing key content at the edges.
Does the 1.91:1 aspect ratio work in Stories?
No—Stories need 9:16; use the 1.91:1 aspect ratio only for feeds and link previews.

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