compare(4)
Capacity
500GB
500 GB
1.5TB
500GB
Interface
USB 2.0
USB 2.0 / IEEE 1394b
USB 2.0
USB 3.0
Transfer Rate
480 Mbps
No Information
Speed
5400 RPM
5400 RPM
7200 RPM
Cache
2MB
No Information
Dimensions
110 x 15 x 83
4.88 x 3.27 x 0.73 (in.)
6.89 x 1.33 x 6.77(inches)
82 x 122.5 x 7 mm
Weight
0.18
0.18 Kgs
1kg
178 grams
Bundled Software
WD SmartWare Software
No Information
Warranty
3
1 Year
3yrs
1 Year