Product comparison · 2 internal hard drives

Fujitsu MHW2040AT 40GB vs Fujitsu MHZ2120BH 120GB

Key differences

Differences highlightedShow differences only

Comparison of MHW2040AT 40GB, MHZ2120BH 120GB
29 specifications	A Fujitsu MHW2040AT 40GB View product	B Fujitsu MHZ2120BH 120GB View product
Features7 differ
HDD capacityDiffers	40 GB	120 GB
HDD speedDiffers	4200 RPM	5400 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	IDE/ATA	Serial ATA
Storage drive buffer sizeDiffers	2 MB	8 MB
Read seek timeDiffers	12 ms	14 ms
Write seek timeDiffers	14 ms	12 ms
Average latencyDiffers	7.14 ms	5.56 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Power4 differ
Power consumption (typical)Differs	4.5 W	5 W
Power consumption (standby)Differs	0.2 W	0.13 W
Power consumption (read)Differs	1.6 W	1.9 W
Power consumption (write)Differs	1.6 W	1.9 W
Operating voltage	5 V	5 V
Power consumption (idle)Known for one	0.1 W	Unknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibrationDiffers	9.8m/s2 (1.0G)	9.8m/s2 (1.0G) [5?500Hz]
Non-operating vibrationDiffers	49m/s2 (5.0G)	49m/s2 (5.0G) [5?500Hz]
Operating shockDiffers	300 G	325 G
Non-operating shock	900 G	900 G
Weight & dimensionsidentical
Width	70 mm	70 mm
Depth	100 mm	100 mm
Height	9.5 mm	9.5 mm
Weight	96 g	96 g
Other featuresidentical
Dimensions (WxDxH)	70 x 100 x 9.5 mm	70 x 100 x 9.5 mm
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Internal	Yes	Yes
USB powered	No	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.