> Organizers of the protests estimated that the protests drew nearly 7 million attendees,[17][18] while a partnership between data journalist G. Elliott Morris and the Xylom, an independent Atlanta-based science newsroom, estimated 5 million to 6.5 million participants. Either estimate would make this one of the largest single-day protests in American history.[19]

https://en.wikipedia.org/wiki/October_2025_No_Kings_protests

You're not comparing like with like.

Today's protests seem aimed around GOTV, rather than opposing specific policies. It makes sense that they wouldn't have the same draw.

The main organising IG account for the protests is https://www.instagram.com/50501movement, with almost 900k followers.