1. is factually incorrect. 2019 had them burning basij buildings. 2. also factually incorrect. 2019 as geographically spread as this one. 3. Incorrect. It's middle class this time. 2019 were lower class. 4. Also incorrect. At this point I suspect this is the first protest in Iran you ever noticed and you're just making stuff up.
I agree that it's probably the biggest women rights protest in history. But historically, woman rights protests never ever led to regime change. You need desperate men and violence.