Seagate Momentus XT 250GB vs Seagate Momentus XT 500GB

Comparison of Momentus XT 250GB, Momentus XT 500GB

24 specifications	A Seagate Momentus XT 250GBView product	B Seagate Momentus XT 500GBView product
Features1 differ
HDD capacityDiffers	250 GB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD size	2.5"	2.5"
Interface	Serial ATA	Serial ATA
Component for	Laptop	Laptop
Storage drive buffer size	32 MB	32 MB
Read seek time	11 ms	11 ms
Write seek time	13 ms	13 ms
Average latency	4.17 ms	4.17 ms
Poweridentical
Power consumption (typical)	1.1 W	1.1 W
Power consumption (idle)	0.8 W	0.8 W
Operating voltage	5 V	5 V
Start-up current	1 A	1 A
Operational conditionsidentical
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating shock	350 G	350 G
Non-operating shock	1000 G	1000 G
Weight & dimensions1 differ
Width	70.1 mm	70.1 mm
Depth	100.5 mm	100.5 mm
Height	9.7 mm	9.7 mm
WeightDiffers	105 g	110 g
Other featuresidentical
Data transfer rate	3 Gbit/s	3 Gbit/s
Flash memory	4096 MB	4096 MB
Internal	Yes	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.