Product comparison · 2 internal hard drives

Fujitsu MHZ2120BH 120GB vs Fujitsu MHZ2120BJ 120GB

Key differences

Differences highlightedShow differences only

Comparison of MHZ2120BH 120GB, MHZ2120BJ 120GB
30 specifications	A Fujitsu MHZ2120BH 120GB View product	B Fujitsu MHZ2120BJ 120GB View product
Features6 differ
HDD capacity	120 GB	120 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Storage drive buffer sizeDiffers	8 MB	16 MB
Read seek timeDiffers	14 ms	10.5 ms
Write seek timeDiffers	12 ms	12.5 ms
Average latencyDiffers	5.56 ms	4.17 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Power3 differ
Power consumption (typical)Differs	5 W	5.5 W
Power consumption (standby)	0.13 W	0.13 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.80 W
Power consumption (read)Differs	1.9 W	2.3 W
Power consumption (write)Differs	1.9 W	2.3 W
Operating voltage	5 V	5 V
Operational conditionsidentical
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibration	9.8m/s2 (1.0G) [5?500Hz]	9.8m/s2 (1.0G) [5?500Hz]
Non-operating vibration	49m/s2 (5.0G) [5?500Hz]	49m/s2 (5.0G) [5?500Hz]
Operating shock	325 G	325 G
Non-operating shock	900 G	900 G
Weight & dimensions1 differ
Width	70 mm	70 mm
Depth	100 mm	100 mm
Height	9.5 mm	9.5 mm
WeightDiffers	96 g	107 g
Other featuresidentical
Dimensions (WxDxH)	70 x 100 x 9.5 mm	70 x 100 x 9.5 mm
Data transfer rate	3 Gbit/s	3 Gbit/s
Internal	Yes	Yes
USB powered	No	No
USB requiredKnown for one	Unknown — not stated by the source	No

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.