Pinterest vs Reddit Ads image sizes 2026
One file works on both for 0 formats, one layout with two exports for 1, and 2 need their own layout. 2 of 10 layouts below serve both platforms.
Check one creative against Pinterest and Reddit Ads
Nothing is uploaded or saved — the check runs entirely in your browser.
Format by format
The main size of each format on both platforms, and whether one file covers both.
| Placement | Reddit Ads | For both | |
|---|---|---|---|
| Square | One layout, two exports | ||
| Vertical / Portrait | Different layouts | ||
| Stories / Reels | — | Only on Pinterest | |
| Landscape | — | Only on Reddit Ads | |
| Carousel | Different layouts | ||
| Profile picture | — | Only on Pinterest | |
| Cover / Header | — | Only on Pinterest |
One creative set for both
Layouts: 10 · used on both platforms: 2
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Master size Export sizes Max weight3 MBReddit Ads FormatsPNGJPG
Pinterest Standard Image Ad (square) 1000×1000·Max Width Collections Ad 1080×1080
Reddit Ads Image Ad / Promoted Post - Square (1:1) 1080×1080·Free-form Ad (Rich Text Post) 1200×1200
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Master size Export sizes Max weight3 MBReddit Ads FormatsJPGPNG
Pinterest Profile Cover Photo 800×450
Reddit Ads Image Ad / Promoted Post - Landscape (16:9) 1920×1080
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Master size Max weight10 MB FormatsPNGJPG
Pinterest Standard Image Ad (vertical Pin)·Carousel Ad (per card)·Collections Ad·Showcase Ad·Quiz Ad
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Master size Export sizes Max weight3 MB FormatsJPGPNG
Reddit Ads Image Ad / Promoted Post - Portrait (4:5) 1080×1350·Carousel Ad Card 1200×1500·Interactive Ad (Quiz, Poll, Countdown) 816×1024
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Master size Export sizes Max weight3 MB FormatsJPGPNGGIF
Reddit Ads Image Ad / Promoted Post - Landscape (4:3) 1440×1080·Image/Video Ad Thumbnail (classic-mode) 400×300
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Master size Export sizes Max weight2 GB FormatsMP4MOVM4V
Pinterest Max Width Video Ad 1280×720·Premiere Spotlight (homefeed takeover) 1920×1080
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Master size Max weight2 GB FormatsBMPJPGPNGTIFF+1
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Master size Max weight3 MB FormatsJPGPNGGIF
Reddit Ads Image Ad / Promoted Post - Portrait (3:4)
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Master size Max weight2 GB FormatsMP4MOVM4V
Pinterest Standard Width Video Ad
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Master size Max weight1 GB FormatsMP4MOV
Reddit Ads Video Ad (Promoted Video)
Text limits
Every value each platform uses for the field, characters unless noted
| Field | Reddit Ads | |
|---|---|---|
| Body | 50 · 250 | 40000 |
| Caption | 10 words | 50 words |
| Message | 48 · 96 | — |
| Title | 100 | — |
| Description | 800 | — |
| Headline | — | 300 |
Video side by side
- Standard Width Video Ad 1000×1500 · 1:1, 2:3, 4:5, or 9:16 · Max duration: 4 seconds min, 15 minutes max (6-15 sec recommended) · 2 GB
- Max Width Video Ad 1280×720 · Up to 1:1 (height cannot exceed a 1:1 ratio) · Max duration: 4 seconds min, 15 minutes max (6-15 sec recommended) · 2 GB
- Premiere Spotlight (homefeed takeover) 1920×1080 · Up to 1:1 (max-width video) · Max duration: 4 seconds min, 15 minutes max · 2 GB
Reddit Ads
- Video Ad (Promoted Video) 1200×1200 · 1:1 (also 4:5, 4:3, 16:9 supported) · Max duration: Up to 15 minutes (5-30 seconds recommended; minimum 2 seconds) · 1 GB