NAS uses a standard Ethernet network. SAN uses a dedicated high-speed network.
NAS provides file-level access. SAN provides block-level access.
NAS is easier to manage with simpler setup and configuration. SAN requires specialized knowledge and more complex management.
NAS is generally more affordable. SAN can be expensive but offers advanced features.
NAS is Ideal for file sharing, data backup, and media streaming. SAN is best for high-performance applications, databases, and virtualization environments.