Acer 100GB USB 2.0 external hard disk drive vs Acer 80GB USB 2.0 external hard disk drive

Comparison of 100GB USB 2.0 external hard disk drive, 80GB USB 2.0 external hard disk drive

18 specifications	A Acer 100GB USB 2.0 external hard disk driveView product	B Acer 80GB USB 2.0 external hard disk driveView product
Hard drive1 differ
HDD capacityDiffers	100 GB	80 GB
HDD speed	4200 RPM	4200 RPM
HDD size	2.5"	2.5"
Type	HDD	HDD
Storage drive average seek time	12 ms	12 ms
Storage drive buffer size	2 MB	2 MB
Ports & interfacesidentical
USB connector	USB	USB
USB version	2.0	2.0
Featuresidentical
LED indicators	Power	Power
Operational conditionsidentical
Operating temperature (T-T)	0 - 50 °C	0 - 50 °C
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Weight & dimensionsidentical
Width	146 mm	146 mm
Depth	75 mm	75 mm
Height	14 mm	14 mm
Other featuresidentical
Drive device, transfer rate	480 MB/s	480 MB/s
Internal	No	No
Dimensions (WxDxH)	146 x 75 x 14 mm	146 x 75 x 14 mm

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