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Meta Facebook/Instagram Reels — Video ads support video at 1080 × 1920 (9:16). Duration: 1–90 sec; recommended 15–30 sec. Maximum file size: 4 GB. See the full ad spec & try our free ad checker below.

Meta video

Facebook/Instagram Reels — Video

Last updated: 2026-03-27

Dimensions

Dimensions
1080 × 1920
Aspect Ratio
9:16
Min Resolution
600 × 1067

File

Max File Size
4 GB
Formats
MP4, MOV

Duration

Video Duration
1–90 sec
Rec. Duration
15–30 sec

Copy Limits

Headline
40 chars
Primary Text
72 chars

Notes

Bottom ~23% (440px) and right side are covered by Reels UI (likes, comments, share buttons). Sound-on by default. Use captions as well for accessibility. Reels now account for >50% of Instagram ad impressions.

Official spec documentation

Quick Checklist

For this video format, make sure your creative meets:

  • Resolution: 1080 × 1920
  • Aspect ratio: 9:16
  • Duration: 1–90 sec
  • Max size: 4 GB
  • Formats: MP4, MOV