Difference between Remote Client Copy and Client Export/Import in SAP

Remote Client copy:

• A secure RFC Connection is required
• Meant for small data copying.
• Little bit slow in performance due to its network connectivity failure issues sometimes.

Client Export-import copy method:

• No RFC connection is required here.
• Meant for huge volume of data copying.
• Need to check Database Constraints at the import process 

Finally, Remote copy is through the means of network and RFC connections between two systems

Whereas, Client Export/import process is through the process of Transport Request