Is there any kind of tutorial for unexperienced network admins on how to use pfSense and how pfSense differs from: (1) a cheap home router; (2) Mikrotik RouterO

Is there any kind of tutorial for unexperienced network admins on how to use pfSense and how pfSense differs from: (1) a cheap home router; (2) Mikrotik RouterOS; (3) A full Linux router (involving iptables, DHCP server and other tools)? I would like that.