They are not the same thing at all. Glacier is the backup of the backup. It's where you go if your house burns down and the offsite backup at a relatives house

They are not the same thing at all. Glacier is the backup of the backup. It's where you go if your house burns down and the offsite backup at a relatives house is destroyed as well. If you want to compare them, you have to buy space on a different continent, and store your backup there.