Categories
PriceSpy UK
Impartial price comparison

WD Caviar SE WD2000JD 8MB 200GB vs. WD Red WD40EFRX 64MB 4TB + 7

WD Red WD40EFRX 64MB 4TB

WD Red WD40EFRX 64MB 4TB

4

£92.95

Free delivery
Seagate Firecuda ST2000LX001 128MB 2TB

Seagate Firecuda ST2000LX001 128MB 2TB

4

£89.56

£96.59 Incl. delivery
Seagate Barracuda 7200.12 ST2000DM008 256MB 2TB

Seagate Barracuda 7200.12 ST2000DM008 256MB 2TB

3.6

£41.99

£43.49 Incl. delivery
Seagate IronWolf ST4000VN008 64MB 4TB

Seagate IronWolf ST4000VN008 64MB 4TB

4

£92.48

£94.49 Incl. delivery
Toshiba P300 HDWD130UZSVA 64MB 3TB

Toshiba P300 HDWD130UZSVA 64MB 3TB

3.4

£54.51

Free delivery
Toshiba X300 HDWE140EZSTA 128MB 4TB

Toshiba X300 HDWE140EZSTA 128MB 4TB

£89.83

£91.28 Incl. delivery
Noise level
34 dB
23 - 27 dB
22 - 27 dB
22 - 26 dB
26 - 28 dB
23 - 26 dB
27 - 28 dB
19 - 21 dB
31 dB
Connection
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
S-ATA
Interface
S-ATA 1.5Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
S-ATA 6Gb/s
Dimensions (WxHxD)
Depth
147 mm
147 mm
146.99 mm
100.35 mm
146.99 mm
146.99 mm
147 mm
147 mm
147 mm
Height
25.4 mm
26.1 mm
20.17 mm
7 mm
20.2 mm
26.11 mm
26.1 mm
26.1 mm
26.1 mm
Width
101.6 mm
101.6 mm
101.6 mm
69.85 mm
101.85 mm
101.85 mm
101.6 mm
101.9 mm
101.6 mm
Form factor
3.5 inches
3.5 inches
3.5 inches
2.5 inches
3.5 inches
3.5 inches
3.5 inches
3.5 inches
3.5 inches
Features
ERC (Error Recovery Control), NAS-optimized
NAS-optimized
ERC (Error Recovery Control), NAS-optimized
ERC (Error Recovery Control), NAS-optimized
NAS-optimized
Cache size
8 MB
64 MB
256 MB
128 MB
256 MB
64 MB
64 MB
64 MB
128 MB
Hybrid disk (SSHD)
No
No
No
Yes
No
No
No
No
No
Recording technology
CMR
SMR
SMR
CMR
CMR
CMR
CMR
Release year
2005
2013
2017
2016
2017
2016
2017
2016
2015
Operational Power Consumption (min-max)
3.3 - 4.5 W
0.25 - 3.7 W
0.5 - 1.8 W
3.9 - 5.1 W
3.95 - 4.8 W
6.4 W
3.7 - 5 W
11.3 W
Power consumption (standby)
0.4 W
0.25 W
0.13 W
0.3 W
0.5 W
5.2 W
0.8 W
6 W
Advanced Format (AF)
512e
4Kn
4Kn
512e
512e
512e
512e
Internal transfer rate
94 MB/s
150 MB/s
190 MB/s
140 MB/s
220 MB/s
263.38 MB/s
180 MB/s
Mean Time Between Failure (MTBF)
1000000 h
1000000 h
1000000 h
1000000 h
1000000 h
600000 h
Number of disks (platters)
3 ​
4 ​
2 ​
2 ​
1 ​
3 ​
3 ​
5 ​
Rotational speed
7200 RPM
5400 RPM
5400 RPM
5400 RPM
7200 RPM
5900 RPM
7200 RPM
5900 RPM
7200 RPM
Storage capacity
0.2 TB
4 TB
4 TB
2 TB
2 TB
4 TB
3 TB
2 TB
4 TB
Price/TB
225 £/TB
23.25 £/TB
18.5 £/TB
45 £/TB
21 £/TB
23 £/TB
18.33 £/TB
31.5 £/TB
22.5 £/TB
Unrecoverable Read Error (URE)
1 per 10^14
1 per 10^14
1 per 10^14
1 per 10^15
1 per 10^14
1 per 10^14
1 per 10^14
1 per 10^14