Reddit Ad Creative Specs
Advertise on Reddit. Reach influential communities talking about today’s most relevant content.
CREATIVE SPECS
Images
- Card image: 1200px x 628px (optional), 3MB max file size.
- Thumbnail image: 400px x 300px or aspect ratio of 4:3.
- 500 kb max file size (optional).
Videos
- Dimensions: Recommended: 1:1 Square; 4:5 Vertical;
- 4:3 Classic; 16:9 Full Landscape.
- Autoplay if native, click to play if third party video.
- File type: MP4, MOV
- Video file size: 1 GB max.
- Length: 0:05 – 0:30 recommended.
Text
- Headline/Post title: 300 character max
- Post copy: 40,000 character max (optional)
DO’S AND DONTS
Do’s
- Square & SemiVertical work best’ (1080×1350)
- Use long copies: Audience looking for content.
