Verbatim 250GB USB 2.0 Portable HDD vs Verbatim 320GB USB2.0

Comparison of 250GB USB 2.0 Portable HDD, 320GB USB2.0

32 specifications	A Verbatim 250GB USB 2.0 Portable HDDView product	B Verbatim 320GB USB2.0View product
Hard drive1 differ
HDD capacityDiffers	250 GB	320 GB
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Type	HDD	HDD
Storage drive buffer size	8 MB	8 MB
Ports & interfacesidentical
USB connector	USB	USB
USB version	2.0	2.0
USB data transfer ratesKnown for one	—Unknown — not stated by the source	480 Mbit/s
Maximum data transfer rateKnown for one	480 Mbit/s	—Unknown — not stated by the source
Featuresidentical
Product colour	Silver	Silver
Plug and Play	Yes	Yes
Windows operating systems supportedKnown for one	—Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	—Unknown — not stated by the source	Yes
Securityidentical
Fingerprint readerKnown for one	—Unknown — not stated by the source	No
Password protectionKnown for one	—Unknown — not stated by the source	No
Poweridentical
Bus powered	USB	USB
Bus powerKnown for one	—Unknown — not stated by the source	5 V
Weight & dimensions1 differ
WidthKnown for one	—Unknown — not stated by the source	85 mm
DepthKnown for one	—Unknown — not stated by the source	135 mm
HeightKnown for one	—Unknown — not stated by the source	25 mm
WeightDiffers	164 g	163 g
Packaging dataidentical
Cables includedKnown for one	—Unknown — not stated by the source	USB
Bundled software	Nero BACKITUP 4 Essentials	Nero BACKITUP 4 Essentials
Other featuresidentical
Connectivity technologyKnown for one	—Unknown — not stated by the source	Wired
Interface typeKnown for one	USB 2.0/1.1	—Unknown — not stated by the source
InternalKnown for one	No	—Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	—Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	—Unknown — not stated by the source
USB cableKnown for one	USB	—Unknown — not stated by the source
USB requiredKnown for one	Yes	—Unknown — not stated by the source
Compatible operating systemsKnown for one	Win 2000/XP/Vista Mac 9.x / 10.1 +	—Unknown — not stated by the source
Dimensions (WxDxH)Known for one	135 x 85 x 25 mm	—Unknown — not stated by the source

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.