I don't think you can upload your own Dropbox server, or run dropbox locally.
Furthermore, dropbox uses folder structures, and can only sync folder-by-folder, and to have one folder synced requires EVERYTHING in that folder being synced.
There are many other differences that are listed on the article.
Furthermore, dropbox uses folder structures, and can only sync folder-by-folder, and to have one folder synced requires EVERYTHING in that folder being synced.
There are many other differences that are listed on the article.