Categories
PriceSpy UK
Impartial price comparison

Adata SD700 USB 3.1 256GB vs. WD Elements Portable USB 3.0 4TB + 9

Adata SD700 USB 3.1 256GB

Adata SD700 USB 3.1 256GB

£55.36

£56.43 Incl. delivery
WD Elements Portable USB 3.0 4TB

WD Elements Portable USB 3.0 4TB

4.4

£65.44

£71.44 Incl. delivery
WD Elements Desktop 3.0 12TB

WD Elements Desktop 3.0 12TB

£184.99

£234.52 Incl. delivery
WD My Passport V3 USB 3.0 5TB

WD My Passport V3 USB 3.0 5TB

£96.99

£99.99 Incl. delivery
WD Elements Desktop 3.0 8TB

WD Elements Desktop 3.0 8TB

£149.72

£153.21 Incl. delivery
Ethernet connection
No
No
No
No
No
No
No
Wireless connection
None
None
None
None
None
None
None
eSATA
No
No
No
No
No
No
No
Firewire
No
No
No
No
No
No
No
Thunderbolt
No
No
No
No
No
No
No
USB
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Type of USB connector
Micro-USB, USB (Type C)
USB (Type A)
Micro-USB, USB (Type A), USB (Type C)
Micro-USB
Micro-USB, USB (Type A)
Micro-USB
Micro-USB
Micro-USB, USB (Type A)
USB version
2.0
3 (Gen 1)
3 (Gen 1)
3 (Gen 1)
3 (Gen 1)
3 (Gen 1)
3 (Gen 1)
3 (Gen 1)
Available colours
Black, Yellow, Green
Black, Red
Black, Blue, Red
Black
Black, Silver
Black
Black
Black
Black
Black, White, Silver, Grey, Blue, Red
Black, Red
Dimensions (WxHxD)
Depth
83.5 mm
21 mm
117 mm
135 mm
52.95 mm
36.6 mm
198 mm
107.2 mm
135 mm
20.9 mm
117 mm
Height
13.9 mm
110.5 mm
14.8 mm
166 mm
7.8 mm
120.6 mm
41 mm
19.15 mm
165.8 mm
115.3 mm
20.9 mm
Width
83.5 mm
82 mm
80 mm
48 mm
31.6 mm
176 mm
118 mm
75 mm
48 mm
80 mm
80 mm
Form factor
2.5 inches
2.5 inches
2.5 inches
3.5 inches
2.5 inches
3.5 inches
3.5 inches
2.5 inches
3.5 inches
2.5 inches
2.5 inches
Product weight
100 g
234 g
170 g
950 g
950 g
1060 g
210 g
950 g
268 g
236 g
Features
Display
Built-in support for encryption
Cache size
128 MB
RAID
No
No
No
No
No
No
No
Power management
USB
USB
USB
Mains
Mains
Mains
USB
Mains
USB
USB
Number of hard drives
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
Rotational speed
5400 RPM
5400 RPM
5700 RPM
5900 RPM
5400 RPM
Storage capacity
0.26 TB
4 TB
2 TB
12 TB
1 TB
8 TB
8 TB
5 TB
8 TB
4 TB
4 TB
Price/TB
211.54 £/TB
16.25 £/TB
26 £/TB
15.42 £/TB
220 £/TB
15.38 £/TB
16.25 £/TB
19.4 £/TB
18.75 £/TB
21.25 £/TB
20.75 £/TB