IAB Standards

Published Modified

  • Image
  • Video

IAB Standards Video Companion Banner — 300×250 ad specs

IAB Standards Video Companion Banner — 300×250 ads are horizontal 6:5 still images, measured at 300×250 px, up to 0.2 MB per file. They run in the Beside the video player placement on IAB Standards.

  • 300×250 px
  • 6:5
  • 205 KB
Test a creative

Visual

Dimensions
300 × 250 px
Aspect ratios
6:5
Max file size
205 KB

Notes & source

  • Served with a linear or nonlinear video ad and displayed outside the player
  • No video or audio in the companion
  • Not available on CTV except as an end card

Official source · checked not yet

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