Philips External Hard Disk 1 TB vs Verbatim 3.5'' External USB Hard Drive 500GB

Comparison of External Hard Disk 1 TB, 3.5'' External USB Hard Drive 500GB

27 specifications	A Philips External Hard Disk 1 TBView product	B Verbatim 3.5'' External USB Hard Drive 500GBView product
Hard drive1 differ
HDD capacityDiffers	1 TB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Type	HDD	HDD
Storage drive buffer sizeKnown for one	8 MB	—Unknown — not stated by the source
Ports & interfacesidentical
eSATAKnown for one	Yes	—Unknown — not stated by the source
FireWire 400Known for one	—Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WeightKnown for one	1.4 kg	—Unknown — not stated by the source
WidthKnown for one	—Unknown — not stated by the source	221 mm
DepthKnown for one	—Unknown — not stated by the source	127 mm
HeightKnown for one	—Unknown — not stated by the source	39 mm
Packaging dataidentical
Bundled softwareKnown for one	BackItUp 2	—Unknown — not stated by the source
Other features1 differ
Access timeKnown for one	8.5 ms	—Unknown — not stated by the source
Drive device, transfer rateKnown for one	480 MB/s	—Unknown — not stated by the source
Internal	No	No
Minimum RAMKnown for one	128 MB	—Unknown — not stated by the source
Minimum processorKnown for one	1 GHz	—Unknown — not stated by the source
Quick start guideKnown for one	Yes	—Unknown — not stated by the source
USB 2.0 ports quantity	1	1
USB cable	USB	USB
Compatible operating systemsDiffers	Windows 2000, Windows XP	Windows 98SE/Me/2000/XP/Vista Mac OS 8.6-9.x Mac OS X 10.1 +
eSATA cableKnown for one	Yes	—Unknown — not stated by the source
Mac compatibilityKnown for one	—Unknown — not stated by the source	Yes
Minimum system requirementsKnown for one	—Unknown — not stated by the source	CD-ROM
Power requirementsKnown for one	—Unknown — not stated by the source	+5V; +12V
Featuresidentical
Product colourKnown for one	—Unknown — not stated by the source	Silver
Poweridentical
External power adapterKnown for one	—Unknown — not stated by the source	Yes

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.