Samsung S2 Portable 250GB vs Samsung S2 Portable 320 GB

Comparison of S2 Portable 250GB, S2 Portable 320 GB

31 specifications	A Samsung S2 Portable 250GBView product	B Samsung S2 Portable 320 GBView product
Hard drive1 differ
HDD capacityDiffers	250 GB	320 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
Maximum data transfer rateKnown for one	—Unknown — not stated by the source	480 Mbit/s
USB connector	USB	USB
USB version	2.0	2.0
Features1 differ
Product colourDiffers	Black	Red
Plug and PlayKnown for one	Yes	—Unknown — not stated by the source
Poweridentical
Bus powered	USB	USB
Power consumption (typical)Known for one	5 W	—Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	5 - 40 °C	5 - 40 °C
Storage temperature (T-T)	-20 - 65 °C	-20 - 65 °C
Weight & dimensionsidentical
Width	82 mm	82 mm
Depth	111 mm	111 mm
Height	17.5 mm	17.5 mm
Weight	154 g	154 g
Packaging dataidentical
User guideKnown for one	—Unknown — not stated by the source	Yes
Package weightKnown for one	—Unknown — not stated by the source	264 g
Logistics dataidentical
Pallet gross weightKnown for one	—Unknown — not stated by the source	158.9 kg
Pallet dimensions (W x D x H)Known for one	—Unknown — not stated by the source	980 x 850 x 1250 mm
Other features1 differ
Internal	No	No
Mac compatibilityKnown for one	—Unknown — not stated by the source	Yes
Package dimensions (WxDxH)Known for one	—Unknown — not stated by the source	160 x 120 x 37 mm
Quick start guideKnown for one	—Unknown — not stated by the source	Yes
USB 2.0 ports quantity	1	1
USB cableKnown for one	—Unknown — not stated by the source	USB
Compatible operating systemsDiffers	Windows XP/ Vista/ 7, Mac	Windows Vista/XP Home/Professional, Windows 2000 Pro, Mac OS x 10.4.8
Read seek timeKnown for one	3.5 ms	—Unknown — not stated by the source
Write seek timeKnown for one	4.5 ms	—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.