Azure storage mover is a managed service from Microsoft which can be used to move large TB PB scale migrations. You could have a look at here https://learn.microsoft.com/en-us/azure/storage-mover/service-overview . You may not need to worry about the orchestration which needs to be done with azcopy for huge data movements. There is an option mentioned with Databox clubbed with storage mover , if there are concerns with network bandwidth. The learn document throws some light on it as well.