ADATA 2.5" Portable HDD vs LG XD5 640GB

Comparison of 2.5" Portable HDD, XD5 640GB

30 specifications	A ADATA 2.5" Portable HDDView product	B LG XD5 640GBView product
Hard drive1 differ
HDD capacityDiffers	320 GB	640 GB
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Type	HDD	HDD
Storage drive buffer sizeKnown for one	—Unknown — not stated by the source	8 MB
InterfaceKnown for one	Serial ATA	—Unknown — not stated by the source
Read speedKnown for one	88 MB/s	—Unknown — not stated by the source
Write speedKnown for one	81 MB/s	—Unknown — not stated by the source
Ports & interfacesidentical
USB connectorKnown for one	—Unknown — not stated by the source	USB
USB versionKnown for one	—Unknown — not stated by the source	2.0
Maximum data transfer rateKnown for one	4800 Mbit/s	—Unknown — not stated by the source
Features1 differ
Product colourDiffers	Black	Blue
CertificationKnown for one	—Unknown — not stated by the source	CE / FCC
Weight & dimensionsidentical
HeightKnown for one	—Unknown — not stated by the source	13 mm
WeightKnown for one	240 g	—Unknown — not stated by the source
Packaging dataidentical
User guideKnown for one	—Unknown — not stated by the source	Yes
Other features1 differ
Internal	No	No
Mac compatibility	Yes	Yes
Minimum RAMKnown for one	—Unknown — not stated by the source	60 MB
Minimum processorKnown for one	—Unknown — not stated by the source	Intel Pentium II 350MHz
Minimum storage drive spaceKnown for one	—Unknown — not stated by the source	2048 MB
Power requirementsKnown for one	—Unknown — not stated by the source	DC 5V
Quick start guideKnown 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 required	Yes	Yes
Compatible operating systemsDiffers	Windows 2000/XP/Vista/7 Mac X 10.4 +	Windows 98 / ME / 2000 / XP / Vista, Mac OS 10.0
Disks included quantityKnown for one	1 pc(s)	—Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	1	—Unknown — not stated by the source
Dimensions (WxDxH)Known for one	82 x 134 x 15.7 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.