Comparison of Drobo B810n and ZyXEL NAS542

The side-by-side comparison of the devices’ specifications. The comparison table below makes it easier to choose the most fitting NAS.

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Adding/changing a NAS
	Drobo B810n (B810N) Remove	ZyXEL NAS542 (NAS542) Remove	Add a NAS to compare
Launch	2015	2016
Class	Small / Medium business	Small office / Home office
Body
Dimensions	309.1 x 138.7 x 358.1 mm	190 x 225 x 160 mm
Weight	7.4 kg	2 kg
Disks
Disk bays	8 x 3.5" SATA III	4 x 3.5" SATA II
RAID	BeyondRAID	JBOD RAID0 RAID1 RAID10 RAID5 RAID6
SSD support	yes	no
Network
LAN ports	2 x Gigabit Ethernet	2 x Gigabit Ethernet
Wireless	no	no
Protocols	AFP CIFS/SMB	AFP CIFS/SMB FTP HTTP ISCSI NFS WEBDAV
P2P support	no	BitTorrent
Media server	no	DLNA Squeezebox UPnP iTunes
Cloud backup	no	Dropbox Google Drive
Connectivity
USB ports	no	3 x USB 3.0
eSATA ports	no	no
System
CPU	Marvell Armada XP MV78460 quad-core @ 1.2 GHz	Freescale ARMv7 Cortex-A9 dual-core @ 1.2 GHz
RAM	2 GB DDR3	1 GB DDR3
Flash	128 MB	256 MB
Operating system	Drobo	ZyXEL
Alternative OS
Power
Power supply	180 W, internal	19 V / 4.74 A
Consuption	82 W / 25 W	36.5 W / 14.8 W
Fans	2 x 120 mm	1 x 120 mm
Noise level	< 30.4 dB(A)
Features
Specials	Failover and link aggregation	Failover and link aggregation SD card reader
Administration
Default IP		DHCP
Default username		admin
Default password		1234

A maximum of 3 devices can be compared at the same time. To add or change a NAS, type the name of the NAS you’re looking for in the search field of the table’s column, then click on the device’s name in the drop-down list of search results.

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