May 14, 20264 min

TikTok Video Dimensions and Specs 2026

Every size, format, and limit for TikTok video — updated monthly.

TikTok Video Specs

TikTok is a vertical-first platform. 9:16 is not optional if you want reach — square and horizontal formats are deprioritized in the For You feed.

SettingValue
Preferred aspect ratio9:16 vertical (fills the full screen)
Also supported1:1 square, 16:9 horizontal (both display with black bars)
Resolution1080×1920px recommended, minimum 540×960px
Video length15 seconds – 10 minutes
File formatMP4 or MOV
Video codecH.264 or H.265
Audio codecAAC or MP3
Frame rate23–60fps
Max file size (mobile)287.6MB (iOS and Android)
Max file size (web)500MB
Recommended bitrate2Mbps+ for best quality after TikTok re-encoding

TikTok Caption and Hashtag Specs

The caption is secondary to the video, but the first 150 characters matter for user experience on the For You feed.

SettingValue
Max caption length2,200 characters
Visible before cutoff~150 characters (then "...more")
Recommended hashtags3–5, niche-specific (not generic spam tags)
Links in captionNot clickable for most accounts. Use bio link.

TikTok Profile and Cover Image Specs

SettingValue
Profile pictureMinimum 20×20px, recommended 200×200px, circular crop
Video cover imageAuto-selected from your video, or upload a custom frame
Banner (LIVE)1280×720px, JPEG or PNG

Why Short Videos Outperform Long Ones on TikTok

TikTok's algorithm ranks videos primarily by completion rate — what percentage of viewers watch to the end. A 15-second video that 80% of viewers finish outperforms a 2-minute video that 20% finish, even if the 2-minute video has more total watch time.

This means shorter, tightly edited content gets more distribution. The algorithm interprets a high completion rate as a signal that the content is worth pushing to more people. Start with a hook in the first 1-2 seconds, deliver the value fast, and end clearly.

If you use Xroad Studio to generate and post to TikTok, the video comes out at the correct 9:16 dimensions automatically. No re-exporting for each platform.

Common questions

FAQ: TikTok Video Specs

9:16 vertical (1080x1920px). TikTok is a full-screen mobile experience. Horizontal or square video plays in a small window with black bars on the sides, which dramatically reduces watch time and reach. Always shoot vertical for TikTok.

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Xroad generates vertical video at TikTok-ready dimensions automatically.