Mobile Pinned Ad Unit Dimensions and Specs 

product examples and details

  • 1x Density - 400 x 50 pixels
  • 2x Density - 800 x 100 pixels
  • Keep all important details within the inner 320 and 640 pixels.
  • 1MB max file size
  • Acceptable File Formats: .jpg, .gif, HTML5, and a variety of rich media vendors and formats.

2x Density Images

2x Density images are very important to include in any web ad campaign ad to ensure your ad creative looks crisp and clear on the end-users display. If you do not include 2x density ads, they will appear blurry and unclear on high-resolution retina display screens.

1x Density Ad, on a high resolution Retina Display
2x Density Ad, on a high resolution Retina Display
Image and text are sharp and crisp
Significant Pixelation
Hard to read
Retina vs Non-Retina Images


Racer X reserves the right to edit or change copy submitted as we see fit to ensure maximum engagement through, Racer X social media, and Racer X email newsletter. Racer X also reserves the right to adjust campaign run-times and scheduled dates as we see fit to accommodate editorial and advertising needs. Racer X reserves the right to refuse to post any submitted ad material that we deem sensitive or controversial that would otherwise damage Racer X’s reputation.