Features

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General
Sales Package Portable Hard Drive, USB 3.0 Cable, Quick Install Guide  Backup Plus Slim portable drive, Seagate Tool Kit softwarView More... Portable Hard Drive, USB 3.0 Cable, Quick Install Guide  External Solid State Drive
Model Name WDBS4B0020BWT-WESN  Backup Plus Slim  WDBHDW0040BBK-EESN  MU-PA500B/WW
Type HDD  HDD  HDD  SSD
Capacity 2 TB  2 TB  4 TB  500 GB
Color White  Red  Black  Blue
System Requirements Windows 7, Windows 8, Windows 8.1, Windows 10  Windows: 7, 8, Mac OS X 10.6, Android 2.3, iOS 6  Windows 7, Windows 8, Windows 8.1, Windows 10  Windows 7, Mac OS X 10.9 (Mavericks), Android 4.4 (KitKat View More...
Form Factor Portable  Portable  Portable  Portable
Wired|Wireless Wired  Wired  Wired 
Cloud Backup No  No  No  No
Additional Features
Number of Ports 1 
Connector Type USB 3.0  USB Type-C to A
Data Transfer Rate 5 GB/s  120 MB/s  5 GB/s  Upto 540 Mbps
Mobile Device Backup Yes
Shock Resistant No  Yes
Backward Compatible Yes Yes
Password Protection Yes No  Yes
Other Features Designed to Fit in the Palm, Back Up Automatically, Easy View More... Lyve App, Seagate Dashboard  Lightweight  UASP Mode: Support, Security: Portable SSD Software, Mult View More...
Encryption Built-in 256-bit AES Hardware Encryption with WD SecurityView More... AES 256-bit Hardware Encryption
Power Features
Power Source USB-powered 
External Power Required No  No  No 
Dimensions
Cable Length 45.72 cm 
Width 81.5 mm  7.6 cm  82 mm  74 mm
Height 110 mm  11.35 cm  110.5 mm  57.3 mm
Depth 13.8 mm  1.21 cm  21 mm  10.5 mm
Weight 170 g  159 gm  234 g  51 g
Warranty
Warranty Summary 3 Years Worldwide Warranty  3 Years Domestic Warranty  3 Years Limited Warranty  3 Years Limited Warranty
Warranty Service Type Carry In  For Technical / Service related queries, please call TollView More... Carry In  Carry In
Covered in Warranty Manufacturing Defects  Manufacturing Defect  Manufacturing Defects  Manufacturing Defects
Not Covered in Warranty Physical Damages  Physical Damages  Physical Damages  Physical Damages
Domestic Warranty 3 Year  3 Year  3 Year