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1080×1080
shown at 20%
Feed Image - Square (1:1)
Square
- Size (px)
- Ratio
- 1:1
Reddit Ads — Image Ad / Promoted Post - Square (1:1)
Square · Social · Verified 2026-06
Live preview
1080×1080
shown at 43%
In context
Sample feed post
Full specification
Size (px)
Ratio1:1
Max weight3 MB
FormatsJPG, PNG, GIF
Text limits
Headline
300 chars
Notes & best practice
Square 1:1 and portrait 4:5 are recommended ratios for in-feed promoted posts.
Minimum width is 600px, with a 400px absolute minimum.
Keep key visuals in the top two-thirds; leave the bottom clear for the engagement bar.
GIFs are accepted up to 3 MB.
Frequently asked questions
What size is the Reddit Ads Image Ad / Promoted Post - Square (1:1)?
The Reddit Ads Image Ad / Promoted Post - Square (1:1) is 1080×1080 px, aspect ratio 1:1.
What is the aspect ratio of the Reddit Ads Image Ad / Promoted Post - Square (1:1)?
1:1. At the recommended resolution that is 1080×1080 px.
What is the maximum file size for the Reddit Ads Image Ad / Promoted Post - Square (1:1)?
Up to 3 MB, in JPG, PNG, GIF.
What file formats does Reddit Ads accept for the Image Ad / Promoted Post - Square (1:1)?
JPG, PNG, GIF.
Why does Reddit Ads crop my Image Ad / Promoted Post - Square (1:1)?
Reddit Ads shows Image Ad / Promoted Post - Square (1:1) at 1:1. Upload exactly 1080×1080 px and keep key content in the safe area so nothing gets cut off.
Is 1080×1080 still correct for the Reddit Ads Image Ad / Promoted Post - Square (1:1) in 2026?
Yes. Last verified 2026-06 against the official Reddit Ads documentation.
Check your creative
Test a file against this exact spec before you upload it anywhere.
Nothing is uploaded or saved — the check runs entirely in your browser.