ADATA 250GB NH92 External HDD vs ADATA 500GB NH92 External HDD

Comparison of 250GB NH92 External HDD, 500GB NH92 External HDD

20 specifications	A ADATA 250GB NH92 External HDDView product	B ADATA 500GB NH92 External HDDView product
Hard drive1 differ
HDD capacityDiffers	250 GB	500 GB
HDD size	2.5"	2.5"
Interface	Serial ATA II	Serial ATA II
Type	HDD	HDD
Ports & interfacesidentical
Maximum data transfer rate	480 Mbit/s	480 Mbit/s
Card reader integrated	No	No
Featuresidentical
Product colour	Silver	Silver
Plug and Play	Yes	Yes
LED indicators	Yes	Yes
Poweridentical
Bus powered	USB	USB
Other featuresidentical
Drive device, transfer rate	30 MB/s	30 MB/s
HDD number of heads	1	1
Interface type	USB 2.0	USB 2.0
Internal	No	No
Mac compatibility	Yes	Yes
Material	Aluminium	Aluminium
USB 2.0 ports quantity	1	1
USB required	Yes	Yes
Compatible operating systems	Win 2000, XP, Vista Mac 10.4 Linux 2.4	Win 2000, XP, Vista Mac 10.4 Linux 2.4
Dimensions (WxDxH)	75.8 x 114 x 12 mm	75.8 x 114 x 12 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.