Verbatim 320GB USB2.0 vs Verbatim 500GB USB 2.0 Portable HDD

Comparison of 320GB USB2.0, 500GB USB 2.0 Portable HDD

32 specifications	A Verbatim 320GB USB2.0View product	B Verbatim 500GB USB 2.0 Portable HDDView product
Hard drive1 differ
HDD capacityDiffers	320 GB	500 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	480 Mbit/s	—Unknown — not stated by the source
Maximum data transfer rateKnown for one	—Unknown — not stated by the source	480 Mbit/s
Featuresidentical
Product colour	Silver	Silver
Plug and Play	Yes	Yes
Windows operating systems supportedKnown for one	Yes	—Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	—Unknown — not stated by the source
Securityidentical
Fingerprint readerKnown for one	No	—Unknown — not stated by the source
Password protectionKnown for one	No	—Unknown — not stated by the source
Poweridentical
Bus powered	USB	USB
Bus powerKnown for one	5 V	—Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	85 mm	—Unknown — not stated by the source
DepthKnown for one	135 mm	—Unknown — not stated by the source
HeightKnown for one	25 mm	—Unknown — not stated by the source
WeightDiffers	163 g	164 g
Packaging dataidentical
Cables includedKnown for one	USB	—Unknown — not stated by the source
Bundled software	Nero BACKITUP 4 Essentials	Nero BACKITUP 4 Essentials
Other featuresidentical
Connectivity technologyKnown for one	Wired	—Unknown — not stated by the source
Interface typeKnown for one	—Unknown — not stated by the source	USB 2.0/1.1
InternalKnown for one	—Unknown — not stated by the source	No
Mac compatibilityKnown for one	—Unknown — not stated by the source	Yes
USB 2.0 ports quantityKnown for one	—Unknown — not stated by the source	1
USB cableKnown for one	—Unknown — not stated by the source	USB
USB requiredKnown for one	—Unknown — not stated by the source	Yes
Compatible operating systemsKnown for one	—Unknown — not stated by the source	Win 2000/XP/Vista Mac 9.x / 10.1 +
Dimensions (WxDxH)Known for one	—Unknown — not stated by the source	135 x 85 x 25 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.