Product comparison · 2 external hard drives

Samsung S2 Portable 250GB vs Samsung S2 Portable 320GB

Key differences

HDD capacity
- S2 Portable 250GB:250 GB
- S2 Portable 320GB:320 GB
Compatible operating systems
- S2 Portable 250GB:Windows XP/ Vista/ 7, Mac
- S2 Portable 320GB:Windows(7/Vista/XP), Mac

Differences highlightedShow differences only

Comparison of S2 Portable 250GB, S2 Portable 320GB
22 specifications	A Samsung S2 Portable 250GB View product	B Samsung S2 Portable 320GB View 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
USB connector	USB	USB
USB version	2.0	2.0
Featuresidentical
Product colour	Black	Black
Plug and Play	Yes	Yes
Poweridentical
Bus powered	USB	USB
Power consumption (typical)	5 W	5 W
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
Other features1 differ
Internal	No	No
Read seek time	3.5 ms	3.5 ms
USB 2.0 ports quantity	1	1
Write seek time	4.5 ms	4.5 ms
Compatible operating systemsDiffers	Windows XP/ Vista/ 7, Mac	Windows(7/Vista/XP), Mac

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.