Social Media Sponsored Posts

Examples of advertisement options for Questex are below, along with specifications. For questions, please contact

Social Media Ad Posts include Facebook, Instagram, Twitter, and LinkedIn.

Submitting Creative Materials

Materials Due Date: Creative is due 2 Mondays before the ad goes live (ex: if the ad begins the week of January 22nd, creative is due by Monday, January 8th).

Updated 11/11/21


Image with Link

Image ratio: 1.91:1 to 1.1

Recommended resolution: at least 1080 x 1080px

Text: 125 characters

Images with more than 20% text may experience reduced performance

Video with Link

Video ratio: 9:16 to 16:9

File size: 4GB Max

H.264 video compression, high profile preferred, square pixels, fixed frame rate, progressive scan

Text: 125 characters

Vertical videos with ratio taller than 4:5 may be masked to 4:5 

Facebook Cover Slideshow 

Image Size: 815px by 315px  

File Type: JPEG

File Size: Less than 100 KB


Image with Link

Image size: 800 x 418 pixels for 1.91:1 aspect ratio, 800 x 800 pixels for 1:1 aspect ratio (max 3MB)

Aspect ratio: 1.91:1 or 1:1

File size: Max 20MB

File types: PNG and JPEG are recommended. We do not accept BMP or TIFF files

Video with Link

File size: Twitter recommends files under 1GB. For optimal performance we strongly recommend keeping files under 30 MB.

Video length: 15 seconds or less. Up to 2:20 supported for website click campaigns.

Recommended Size: 1200 x 1200

1:1 is recommended as it will always render as square on desktop and mobile, timeline, and profile.

9:16 (vertical) will take up same amount.


Image Feed Posts

File Type: jpg or png

File Size: 5 MB

Image Ratio:

  • 1.91:1 (horizontal, desktop and mobile) 
  • 1:1 (square, desktop and mobile)
  • 1:1.91 (vertical, mobile only)

Video Feed Post

Name this ad (optional): Use up to 255 characters to name your video ad.

Introductory text (optional): Use up to 600 characters for your intro text.

Length: Three seconds to 30 minutes

(Tip: most successful video ads are less than 15 seconds long)

File size: Between 75 KB and 200 MB

File format: MP4

Codec format: H.264 or VP8

Frame rate: Less than 30 FPS (frames per second)

Pixel and aspect ratio requirements:

  • Videos must meet height and width specifications, as well as aspect ratio specifications. You can calculate an aspect ratio by dividing the video width by height.

Example video sizes include:

  • Horizontal: 1920 x 1080
  • Horizontal: 1200 x 675
  • Vertical: 720 x 920

Image & Video Feed Posts

File type: jpg or png

Aspect ratio range: between 4:5 and 1.91:1

Captions will be truncated after 125 characters 

Links: Must be added in ( unless boosted

Video Lengths:

  • Feed: 59 seconds or less
  • IGTV: 60 seconds or more

IG Stories

1080 x 1920 px

Image ratio: 9:16 and 16:9 to 4:5

Consider leaving roughly 14% (250 pixels) of the top and bottom of the image free from text, logos, or other key creative elements to avoid covering them with the profile icon or call-to-action.

Text Recommendations

  • Primary Text: 125 characters 

Technical Requirements

  • Maximum File Size: 30MB
  • Minimum Width: 500 pixels
  • Aspect Ratio Tolerance: 1%


  • File Type: MP4, MOV
  • Ratio: 9:16 
  • Video Settings: H.264 compression, square pixels, fixed frame rate, progressive scan and stereo AAC audio compression at 128kbps+
  • Resolution: At least 500 x 888 pixels
  • Video Captions: Optional, but recommended
  • Video Sound: Optional, but strongly recommended

Text Recommendations

  • Primary Text: 72 characters 

Technical Requirements

  • Video Duration: 15 seconds, 30 seconds, 60 seconds
  • Maximum File Size: 4GB