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WD My Cloud EX2 Ultra vs. Synology DiskStation DS920+ + 8

WD My Cloud EX2 Ultra

WD My Cloud EX2 Ultra

Full Star 1Full Star 2Half Star 3Empty Star 4Empty Star 5
2.3

$299.95

$309.28 incl. shipping
Synology DiskStation DS920+

Synology DiskStation DS920+

Full Star 1Full Star 2Full Star 3Full Star 4Half Star 5
4.3

$994.99

$1,135.00 incl. shipping
Synology DiskStation DS220j

Synology DiskStation DS220j

Full Star 1Full Star 2Full Star 3Empty Star 4Empty Star 5
2.8

$334.19

$342.79 incl. shipping
Synology DiskStation DS220+

Synology DiskStation DS220+

Full Star 1Full Star 2Full Star 3Half Star 4Empty Star 5
3.5

$606.99

$695.30 incl. shipping
QNAP TS-130

QNAP TS-130

$263.00

$273.00 incl. shipping
WD My Cloud Home 2TB

WD My Cloud Home 2TB

Full Star 1Full Star 2Half Star 3Empty Star 4Empty Star 5
2.4

$259.95

$296.68 incl. shipping
Synology DiskStation DS420j

Synology DiskStation DS420j

$488.99

$544.49 incl. shipping
WD My Cloud Home 8TB

WD My Cloud Home 8TB

Full Star 1Half Star 2Empty Star 3Empty Star 4Empty Star 5
1.2

$549.95

Unknown delivery cost
QNAP TS-832PX-4G

QNAP TS-832PX-4G

$1,671.00

$1,681.00 incl. shipping
Synology DiskStation DS120j

Synology DiskStation DS120j

$234.82

Free shipping
Noise level
19.8 dB
18.2 dB
20.6 dB
19.6 dB
16.9 dB
Client services
BitTorrent
BitTorrent
BitTorrent
Ethernet connection
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Number of Ethernet ports (RJ-45)
1 ​
2 ​
1 ​
2 ​
1 ​
1 ​
1 ​
2 ​
1 ​
Number of SFP+ ports
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
2 ​
0 ​
Speed
10/100/1000 (Gigabit) Mbit/s
10/100/1000 (Gigabit) Mbit/s
10/100/1000 (Gigabit) Mbit/s
10/100/1000 (Gigabit) Mbit/s
10/100/1000 (Gigabit) Mbit/s
10/100/1000 (Gigabit) Mbit/s
10/100/1000 (Gigabit) Mbit/s
10/100/1000 (Gigabit) Mbit/s
10/100/1000/10k Mbit/s
10/100/1000 (Gigabit) Mbit/s
Server services/protocols
FTP, NFS, AFP, CIFS/SMB, HTTP, iSCSI, SFTP
FTP, NFS, AFP, CIFS/SMB, HTTP, iSCSI, SFTP
FTP, NFS, AFP, CIFS/SMB, iSCSI
FTP, NFS, AFP, CIFS/SMB, iSCSI
FTP, NFS, AFP, CIFS/SMB, HTTP, iSCSI
FTP, NFS, AFP, CIFS/SMB, HTTP, iSCSI
FTP, NFS, AFP, CIFS/SMB, HTTP, iSCSI
Wireless network (Wi-Fi)
No
No
No
No
No
No
No
No
No
ActiveDirectory
Yes
Yes
Yes
ECC
No
Fully supported file system (external)
HFS+, NTFS, FAT32, ext4, ext3, ext2
HFS+, NTFS, FAT32, ext4, ext3, BTRFS
HFS+, NTFS, FAT32, ext4, ext3
HFS+, NTFS, ext4, ext3
HFS+, FAT32, ext4, ext3
HFS+, NTFS, ext4, ext3
Fully supported file system (internal)
ext4
ext4, BTRFS
ext4
ext4, BTRFS
ext4
ext4
ext4
x86-compatible processor
No
Yes
Yes
Yes
Yes
No
IDE/PATA
No
No
No
No
No
No
No
SAS
No
No
No
No
No
No
No
SATA (Serial ATA)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SATA interface
S-ATA/600
S-ATA/600
S-ATA/600
S-ATA/600
S-ATA/600
S-ATA/600
S-ATA/600
S-ATA/600
SCSI
Yes
No
No
No
No
No
No
Data link protocols
Gigabit Ethernet
Gigabit Ethernet
Gigabit Ethernet
Gigabit Ethernet
Gigabit Ethernet
Gigabit Ethernet
Gigabit Ethernet
Gigabit Ethernet
Gigabit Ethernet, 10 Gigabit Ethernet, 2.5 Gigabit Ethernet
Gigabit Ethernet
eSATA
No
Yes
No
No
No
No
No
No
No
Firewire
No
No
No
No
No
No
No
No
No
HDMI
No
No
No
No
No
No
No
No
No
Optical fiber
No
No
No
No
No
No
No
No
No
Thunderbolt
No
No
No
No
No
No
No
No
No
USB
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
USB (total)
2 ​
2 ​
2 ​
1 ​
2 ​
1 ​
3 ​
2 ​
USB 2.0
0 ​
0 ​
0 ​
1 ​
0 ​
0 ​
0 ​
2 ​
USB 3.1 Gen 1 (5Gbps)
2 ​
2 ​
2 ​
2 ​
1 ​
2 ​
1 ​
3 ​
USB 3.2 Gen 2 (10Gbps)
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
3 ​
0 ​
USB 3.2 Gen 2x2 (20Gbps)
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
Dimensions (WxHxD)
Depth
154.94 mm
223 mm
140 mm
140 mm
280.8 mm
Height
171.45 mm
166 mm
165 mm
165 mm
187.5 mm
175.5 mm
184 mm
175.5 mm
188.2 mm
166 mm
Width
99.06 mm
199 mm
100 mm
108 mm
66.1 mm
53 mm
168 mm
53 mm
329.3 mm
71 mm
Product weight
0.8 kg
2.24 kg
0.88 kg
1.3 kg
0.61 kg
0.96 kg
2.21 kg
1.03 kg
6.38 kg
0.7 kg
Designed for rack mounting
No
No
No
No
No
No
No
Yes
No
Rack height
2U
Features
DLNA, Supports Hot-swap
DLNA, Display, Supports Hot-swap
Display
Display, Supports Hot-swap
DLNA
Supports Hot-swap
DLNA
Cooling
Active
Active
Active
Active
Passive
Active
Passive
Active
Active
RAID
Yes
Yes
Yes
Yes
No
Yes
No
Yes
No
Type of RAID
RAID 0, RAID 1, JBOD
RAID 0, RAID 1, RAID 5, JBOD, RAID 6
RAID 0, RAID 1, JBOD
RAID 0, RAID 1, JBOD
RAID 0, RAID 1, RAID 5, RAID 10, JBOD, RAID 6
RAID 0, RAID 1, RAID 50, JBOD
Wake on LAN
Yes
Yes
Yes
Yes
Yes
No
Yes
No
Yes
Yes
RAM
1024 MB
4096 MB
512 MB
2048 MB
1024 MB
1024 MB
1024 MB
1024 MB
8192 MB
512 MB
Operational Power Consumption (min-max)
14.1 W
9.69 - 32.17 W
12.46 W
14.69 W
7.29 W
21.71 W
27.95 - 50.86 W
9.81 W
Power consumption (standby)
4.22 W
5.06 W
4.41 W
7.88 W
4.68 W
Processor core type
2 (Dual) Core
4 (Quad) Core
4 (Quad) Core
2 (Dual) Core
4 (Quad) Core
4 (Quad) Core
4 (Quad) Core
4 (Quad) Core
2 (Dual) Core
Processor model
Marvell Armada 385 88F6820
Intel Celeron J4125
Realtek RTD1296
Intel Celeron J4025
Realtek RTD1296
Realtek RTD1296
Other / Unspecified
Marvell Armada 3700 88F3720
Processor speed
1.3 GHz
2 GHz
1.4 GHz
2 GHz
1.4 GHz
1.4 GHz
1.4 GHz
1.4 GHz
1.7 GHz
0.8 GHz
Operating system
DiskStation Manager (DSM)
DiskStation Manager (DSM)
DiskStation Manager (DSM)
DiskStation Manager (DSM)
QNAP Turbo NAS System
DiskStation Manager (DSM)
Built-in hard drive
No
No
No
No
No
Yes
No
Yes
No
No
Quantity
1 ​
1 ​
Storage capacity
2 TB
8 TB
Price/TB
130 $/TB
68.75 $/TB
Form factor
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
3.5 inch, 2.5 inch
Internal transfer rate
112 MB/s
112 MB/s
Number of hard drive slots
2 ​
4 ​
2 ​
2 ​
1 ​
1 ​
4 ​
1 ​
8 ​
1 ​