Philips 250GB USB 2.0 External Hard Disk vs Philips 320GB USB 2.0 External Hard Disk

Comparison of 250GB USB 2.0 External Hard Disk, 320GB USB 2.0 External Hard Disk

13 specifications	A Philips 250GB USB 2.0 External Hard DiskView product	B Philips 320GB USB 2.0 External Hard DiskView product
Hard drive1 differ
HDD capacityDiffers	250 GB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Type	HDD	HDD
Storage drive average seek time	8.5 ms	8.5 ms
Storage drive buffer size	8 MB	8 MB
Featuresidentical
Plug and Play	Yes	Yes
Packaging dataidentical
Cables includedKnown for one	USB	—Unknown — not stated by the source
Other featuresidentical
Drive device, transfer rateKnown for one	480 MB/s	—Unknown — not stated by the source
Internal	No	No
Package dimensions (WxDxH)	146 x 304 x 242 mm	146 x 304 x 242 mm
USB 2.0 ports quantity	1	1
Compatible operating systems	Windows 2000, Windows XP	Windows 2000, Windows XP

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.