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Comparison of Dropbox vs ASUS WebStorage

Dropbox ASUS WebStorage
External HD support No yes
Pay-per-MB plan yes yes
Limited MB plan yes
Physical media restore yes
Net drive yes; third-party webdav service, 300 MB write limit apply
Autodetect changes yes yes
Free online storage (non-trial) 2 GB 5 GB
iOS yes yes
Sync yes yes
Personal encryption no, but 3rd party apps available no
Server location USA USA, ASIA
Mac yes yes
Windows yes yes
BlackBerry yes
Public file hosting yes yes
Linux yes yes (only 32 bit)
Hybrid option No
Encrypted storage yes no
Android yes yes
Maximum file size 300 MB (Web Interface) No limit (Desktop client) 500 MB
P2P no no