Grocery stores are directly selling things to you, and they cost different amounts based on their costs to the grocery stores, handling requirements, etc.
ISPs are like mail services: a letter is a letter is a letter. A package is a package is a package. And a packet is a packet is a packet.
ISPs are like mail services: a letter is a letter is a letter. A package is a package is a package. And a packet is a packet is a packet.