Meta is not one placement. Facebook Feed, Instagram Feed, Reels, Stories and in-stream video all use different shapes, which is why one badly cropped upload can waste an otherwise good ad. This guide gives you the practical 2026 Meta video ad specs for ecommerce and product campaigns, plus a workflow for exporting the same idea across placements.
Meta video ad specs at a glance
For most product marketers, three exports cover the useful inventory: 9:16 for Reels and Stories, 4:5 for mobile feeds, and 16:9 for in-stream or landscape placements. Meta’s Reels guidance favors fullscreen vertical creative with sound, while broader video placements still support feed and in-stream formats.
| Placement | Best ratio | Practical export |
|---|---|---|
| Instagram / Facebook Feed | 4:5 or 1:1 | 1080 × 1350 / 1080 × 1080 |
| Reels | 9:16 | 1080 × 1920 |
| Stories | 9:16 | 1080 × 1920 |
| In-stream video | 16:9 | 1920 × 1080 |
| Carousel fallback | 1:1 | 1080 × 1080 |
Use Meta’s video ads guide and Reels placement guidance as the final upload reference. The production rule is simpler: make the ad in the shape where it will be seen, not the shape that is easiest to design.
Which format should you make first?
| Campaign goal | Start with | Why |
|---|---|---|
| Cold paid social | 9:16 | Best fit for Reels and Stories, where discovery happens fast. |
| Feed conversion ads | 4:5 | Takes more mobile screen space than square without feeling oversized. |
| Catalog / carousel testing | 1:1 | Safe cross-placement fallback for cards and product grids. |
| YouTube-style or in-stream reuse | 16:9 | Works when the placement is landscape by design. |
Length, file type and creative feel
Use MP4 or MOV for the cleanest upload path, export at a high enough resolution to avoid blur after compression, and keep most prospecting ads in the 6–20 second range. Longer videos can work for retargeting, tutorials or proof-heavy products, but the hook still has to land in the first second. For a fuller timing breakdown, use the video ad length guide.
Safe zones for Reels & Stories
Vertical placements overlay profile information, captions, controls and CTA areas. Keep key product details, price claims, legal disclaimers and calls to action away from the top and bottom UI zones. This is especially important for offer ads, where a covered discount or deadline can destroy the point of the creative.
Recommended export set for Meta
- 9:16 version: built for Reels and Stories using a vertical template.
- 4:5 version: optimized for Facebook and Instagram feed using a portrait feed template.
- 1:1 version: a safe square fallback for carousel-style layouts, product cards and mixed-placement campaigns.
- 16:9 version: only when you need landscape placements, YouTube reuse or an embedded website video.
How to ship Meta creative faster
Rather than rebuilding per placement, make the ad once and render 9:16 for Reels/Stories and 4:5 or 1:1 for feed. A Meta-ready template exports all of them, so one build covers the whole account.
Pre-launch checklist
- Use 9:16 for Reels and Stories, 4:5 for feed, and 1:1 as a fallback.
- Keep the hook and product visible in the first second.
- Keep headline, price and CTA out of vertical UI safe zones.
- Preview each placement inside Ads Manager before launch.
- Export several hook variants so the campaign can test creative, not just audiences.
Related templates and guides
Browse Ads & Promo templates, start with 4:5 Meta feed templates, or compare TikTok ad specs if you want the same product ad running on both platforms.