Launch Day Package Ad dimensions, specifications, and requirements
Quick Asset Checklist:
- ROS Banners
- Social Creatives - Image/Video and Caption
- Mobile Pinned Ad unit (MPU)
Be sure to send all ad sizes in 1x and 2x densities for retina display screens
Example:
1x Density - 300x250
2x Density - 600x500
Full Specs
ROS Banners
Leaderboard Banner
1x - 728 pixels wide x 90 pixels tall
2x - 1456 pixels wide x 180 pixels tall
Halfpage Banner
1x - 300 pixels wide x 600 pixels tall
2x - 600 pixels wide x 1200 pixels tall
Mobile Banner
1x - 320 pixels wide x 50 pixels tall
2x - 640 pixels wide x 100 pixels tall
Large Mobile Banner
1x - 300 pixels wide x 250 pixels tall
2x - 600 pixels wide x 500 pixels tall
File size must be under 1MB for all ads
Acceptable File Formats: .jpg, .gif, HTML5, and a variety of rich media vendors and formats
Mobile Pinned Ad Unit
- 1x - 400 pixels wide by 50 pixels tall
- 2x - 800 pixels wide by 100 pixels tall
- Keep all important information within the inner 320 pixels
- Max File Size: 1mb
- 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.

Social Media
FACEBOOK POST DIMENSIONS AND SPECS
Photos:
- 940 pixels wide x 788 pixels tall to 1080 pixels wide x 1920 pixels tall
- 40kb max file size
Videos:
- aspect ratio: Landscape (1.91:1), Square (1:1), Vertical (4:5)
- Maximum length: 45 seconds
- File Size: 4GB max
- Format: mp4
- Full list of video requirements
INSTAGRAM POST DIMENSIONS AND SPECS
Photos:
- 1080px by 1080px (Square)
- 1080px by 1350px (Portrait) - performs the best
- 1080px by 608px (Landscape)
Videos:
- aspect ratio: Landscape (1.91:1), Square (1:1), Vertical (4:5)
- Maximum length: 45 seconds
- File Size: 4GB max
- Format: mp4
- Full list of video requirements
FACEBOOK AND INSTAGRAM STORY POST DIMENSIONS AND SPECS
Photo:
1080 wide x 1920 pixels tall
500kb Max File size
Video:
- aspect ratio: Vertical (4:5)
- Maximum length: 10 seconds per slide
- File Size: 1GB max
- Format: mp4
- Full list of video requirements
Disclaimer
Racer X reserves the right to edit or change copy submitted as we see fit to ensure maximum engagement through racerxonline.com, 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.