YouTube has 2B users, Facebook has 1.9B.

Larger audience:

YouTube pays based on views, Facebook pays for 30s views.

Better pay:

YouTube offers ads, memberships, Super Chat. Facebook only offers ads.

More monetization:

YouTube provides detailed analytics, Facebook does not.

Better analytics:

YouTube's video discovery is better.

More discoverable:

YouTube's interface is easier to use.

More user-friendly:

YouTube's community is more supportive.

More supportive community:

YouTube has more features like live streaming, editing, captions.

More features:

YouTube is more open to new creators.

More open to new creators:

YouTube is the future of video.

Future of video:

Read Detailed Article On : Why YouTube Is Better Than Facebook for Video Creators