While most creators focus exclusively on TikTok, Instagram and YouTube Shorts, Facebook Reels remain a significant opportunity — particularly for reaching audiences over 35, which is underserved by TikTok's primarily younger demographic.
Facebook and Instagram Reels are technically part of the same Meta ecosystem, but they serve different audiences and have somewhat different algorithm priorities. Facebook's Reels audience skews older, engages more through shares and comments (rather than saves), and has higher tolerance for longer explanations.
| Spec | Requirement |
|---|---|
| Aspect ratio | 9:16 (vertical) |
| Resolution | 1080 × 1920 recommended |
| Length | 3 seconds to 90 seconds |
| File format | MP4 or MOV |
| Max file size | 1 GB |
The clips you generate with HaikuClip for TikTok and Instagram are compatible with Facebook Reels without modification — they are already in the right format. The main adaptation needed is the caption: Facebook captions should be slightly longer and more conversational than TikTok captions. Facebook's audience reads more of the caption before deciding to watch.
"Facebook Reels are the path of least resistance for reaching audiences that TikTok cannot. If your content is already being created for TikTok and Reels, posting the same clips to Facebook is 5 minutes of work for a completely different audience segment."
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