ADATA 640GB Classic CH91 2.5” vs Origin Storage 160GB external hard drive 5400 RPM

Comparison of 640GB Classic CH91 2.5”, 160GB

17 specifications	A ADATA 640GB Classic CH91 2.5”View product	B Origin Storage 160GB external hard drive 5400 RPM Model 160GB View product
Hard drive1 differ
HDD capacityDiffers	640 GB	160 GB
Featuresidentical
Product colourKnown for one	White	—Unknown — not stated by the source
Plug and PlayKnown for one	Yes	—Unknown — not stated by the source
Poweridentical
Bus poweredKnown for one	USB	—Unknown — not stated by the source
Packaging dataidentical
Bundled softwareKnown for one	HDD to go	—Unknown — not stated by the source
Other featuresidentical
Drive device, transfer rateKnown for one	30 MB/s	—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 requiredKnown for one	Yes	—Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 2000, XP, Vista Mac OS X 10.4+ Linux Kernal 2.4+	—Unknown — not stated by the source
Dimensions (WxDxH)Known for one	82 x 134 x 15.7 mm	—Unknown — not stated by the source
CompatibilityKnown for one	—Unknown — not stated by the source	Dell XPS M2010

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.