IAB Standards

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  • Image
  • Display

IAB Standards Native Main Image — Small 4:3 ad specs

IAB Standards Native Main Image — Small 4:3 ads are horizontal 4:3 still images, at least 267×200 px. They run in the Native (in-feed, in-content, right rail, recommendation widget) placement on IAB Standards.

  • min 267×200 px
  • 4:3
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Visual

Minimum size
267 × 200 px
Aspect ratios
4:3

Notes & source

  • Minimum 267×200 dp (density-independent pixels)
  • Recommended file weight 30 kB
  • IAB lists no file types or hard size cap for native images: the exchange or publisher sets them
  • A "sponsored by" brand name is required with every native ad

Official source · checked not yet

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