IMAGE ADS
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Recommended resolutions:
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1080x1080 square
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1080x1350 portrait
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1440x1080 landscape
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1920x1080 landscape
Recommended aspect ratios:
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1:1 square
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4:5 portrait
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4:3 landscape
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16:9 landscape
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Supported formats: JPG, PNG, GIF (GIF files are accepted but get converted into an image)
Maximum File size: 3MB max
Headline:
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Under 150 characters for feed placement
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Under 100 characters for conversation and multi-placement
An ad with a headline, single image, and optional destination URL
Reddit Ads Specs
VIDEO ADS
✅
✅
✅
✅
Recommended resolutions:
-
1080x1080 square
-
1080x1350 portrait
-
1440x1080 landscape
-
1920x1080 landscape
Recommended aspect ratios:
-
1:1 square
-
4:5 portrait
-
4:3 landscape
-
16:9 landscape
Recommended length: 5–30 seconds (Maximum: Up to 15 minutes)
Supported File Type: MP4, MOV
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✅
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Maximum File Size: 1GB
Frame Rate: 30FPS
Headline:
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Under 150 characters for feed placement
-
Under 100 characters for conversation and multi-placement
Recommended thumbnail:
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400x300 pixels
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4:3 landscape image
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JPG or PNG
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Max 500KB
An ad with a headline, video, and optional destination URL
CAROUSEL ADS
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✅
✅
Recommended resolutions:
-
1080x1080 square
-
1920x1080 landscape
Recommended aspect ratios:
-
1:1 square
-
4:5 portrait
-
4:3 landscape
-
16:9 landscape
Supported formats: JPG, PNG, GIF (GIF files are accepted but get converted into an image)
✅
✅
✅
Maximum File Size: 20MB max per image, 3MB max per GIF
Headline:
-
Under 150 characters for feed placement
-
Under 100 characters for conversation and multi-placement
Recommended thumbnail:
-
400x300 pixels
-
4:3 landscape image
-
JPG or PNG
-
Max 500KB
An ad with a headline, 2-6 images with optional captions and optional destination URL
FREE-FORM ADS
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✅
✅
Recommended resolutions:
-
1080x1080 square
-
1920x1080 landscape
Recommended aspect ratios:
-
4:3 landscape
-
16:9 landscape
Supported formats: Headline, rich body text, images (JPG, PNG, GIF), videos (MP4, MOV)
✅
✅
Headline:
-
Under 150 characters for feed placement
-
Under 100 characters for conversation and multi-placement
Recommended thumbnail:
-
400x300 pixels
-
4:3 landscape image
-
JPG or PNG
-
Max 500KB
A rich text ad with inline links and media. Clicking or tapping the ad takes the user to the post
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Reddit Ads Tips and Best Practices
⭐️ BEST PRACTICES:
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Video ads perform best in 4:5 ratio and static ads perform best in 4:5 or 1:1 ratios
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Always add text overlay on your images
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The optimal video length for Reddit Ads is 60 seconds
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A/B Test at least x2 or more Ads
💡 TIPS:
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Keep headlines under 150 characters for easy reading
Frequently Asked Questions on
Reddit Ads Specifications
What types of Ads can I run on Reddit?
Reddit offers several ad formats, including promoted posts, display ads, and video ads, each with different specifications and use cases.
Can I use video in my Reddit Ads?
Yes, video ads are supported on Reddit.
What’s the recommended length for Video Ads on Reddit?
Shorter videos tend to perform better, aligning with the quick browsing habits of Reddit users.
Can I use Carousel Ads on Reddit?
Yes, Reddit has introduced carousel ads, allowing advertisers to use multiple images to tell a story or showcase a range of products.