Social Media Video Sizes 2026: Per-Platform Cheatsheet for Agencies

Social Media Video Sizes for 2026: Complete Platform Guide

Video sizes guide for social media with exact pixels, aspect ratios and dimensions. Get recommended specs for Facebook, Instagram and other platforms in 2025.

Written by Shalini Nagar

Updated June 10, 2026

Table of Contents

  1. Why Social Media Video Sizes Matter
  2. Social Media Video Specs Quick Reference
  3. Facebook and Instagram Video Specs
  4. TikTok and YouTube Video Guidelines
  5. LinkedIn, Twitter (X), and Pinterest Video Sizes
  6. How to Optimize Videos for Each Platform
  7. Common Mistakes to Avoid with Video Sizing
  8. Conclusion
  9. FAQs on Social Media Video Sizes

Why Social Media Video Sizes Matter

Using the right social media video sizes isn’t just a technical detail, but a marketing must. With videos expected to make up more than 82% of all consumer internet traffic, knowing the correct video sizes for each platform has become a skill every content creator and marketer needs.

Better visibility and engagement

When videos use the right sizes for their platform, they get higher interaction rates as correctly sized videos appear smoothly in feeds and load faster.

Avoiding cropping and quality loss

Incorrect video sizes cause issues that harm viewer perception. Each platform treats non-compliant videos differently, adjusting content in ways that can distort visuals.

Platform Algorithm Preferences

Social media algorithms favor videos that match specifications, keeping audiences engaged and ensuring smoother experiences.

Social Media Video Specs Quick Reference

Platform Aspect Ratio Resolution Max Duration Max File Size Format
Facebook Feed 16:9 to 9:16 1280×720 to 720×1280 240 minutes 10GB MP4, MOV
Facebook Reels 9:16 1440×2560 No limit 4GB MP4, MOV
Instagram Feed 4:5 1080×1350 60 minutes 4GB MP4, MOV
Instagram Reels 9:16 1080×1920 15 minutes 4GB MP4, MOV
TikTok 9:16 1080×1920 60 seconds 500MB MP4, MOV
YouTube Standard 16:9 1920×1080+ 12 hours 128GB MP4, MOV
YouTube Shorts 9:16 1080×1920 3 minutes 15GB MP4, MOV
LinkedIn Feed 1:2.4 to 2.4:1 256×144 to 4096×2304 10 minutes 5GB MP4, MOV
Twitter/X 16:9, 9:16, 1:1 1280×720, 720×1280, 720×720 140 seconds* 512MB* MP4, MOV
Pinterest 2:3, 4:5, 9:16 Various 15 minutes 2GB MP4, MOV

Facebook and Instagram Video Specs

Facebook and Instagram each offer unique video formats:

Facebook In-Feed, Reels, Stories, and Ads

Instagram Feed, Reels, Stories, and Carousel Ads

Recommended formats, sizes, and durations

Both platforms share recommended file formats: MP4 and MOV, with best aspect ratios tailored per placement.

TikTok and YouTube Video Guidelines

TikTok In-Feed and Ad specs

YouTube Standard, Shorts, and Ad formats

LinkedIn, Twitter (X), and Pinterest Video Sizes

LinkedIn has expanded video capabilities for organic content and ads:

LinkedIn In-Feed and Ad specs

Twitter/X landscape, portrait, and square videos

Pinterest standard and max-width video ads

How to Optimize Videos for Each Platform

Adding captions and CTAs, using custom thumbnails, and scheduling at optimal times enhances video performance.

Common Mistakes to Avoid with Video Sizing

Uploading the wrong aspect ratios

Misaligning video sizes leads to undesirable cropping and affects viewer perception.

Ignoring file size and format limits

Each platform enforces file size limits that can cause issues if not followed.

Overlooking mobile-first design

Focus on creating mobile-optimized content since the majority of views come from mobile devices.

Conclusion

Staying updated on social media video sizes boosts engagement by ensuring content displays correctly.

FAQs on Social Media Video Sizes

1. What are collection video ads, and when should I use them?

Collection video ads showcase a lead video alongside a gallery of products on platforms like Facebook and Instagram.

2. How do YouTube video specs impact ad performance?

Meeting YouTube video specs ensures high-quality ad displays and minimizes buffering issues.

3. What’s the maximum video length allowed on different platforms?

Each platform has varied limits; for example, Facebook allows 240 minutes while TikTok restricts most uploads to 60 seconds.

4. Are Facebook video specs different for ads vs. regular posts?

Yes, ad specs can be stricter to ensure better playback formats.

5. Can I use the same video for multiple placements on Facebook?

It’s advisable to adapt video layouts for different placements to optimize visual appeal.