Product comparison · 2 internal hard drives

Fujitsu 120GB, 2.5", 7200rpm vs Fujitsu 147GB, 3.5", 15K

20specifications compared
17differ
3identical
14known for one product only

Key differences

The Fujitsu 147GB, 3.5", 15K has 27 GB more HDD capacity than the Fujitsu 120GB, 2.5", 7200rpm (147 GB vs 120 GB). The Fujitsu 147GB, 3.5", 15K has 7,800 RPM more HDD speed than the Fujitsu 120GB, 2.5", 7200rpm (15000 RPM vs 7200 RPM). The Fujitsu 147GB, 3.5", 15K has 1" more HDD size than the Fujitsu 120GB, 2.5", 7200rpm (3.5" vs 2.5"). Interface: Serial ATA on the Fujitsu 120GB, 2.5", 7200rpm, SCSI on the Fujitsu 147GB, 3.5", 15K. Operating voltage: 5 V on the Fujitsu 120GB, 2.5", 7200rpm, 5 / 12 V on the Fujitsu 147GB, 3.5", 15K.

HDD capacity
- 120GB, 2.5", 7200rpm:120 GB
- 147GB, 3.5", 15K:147 GB
HDD speed
- 120GB, 2.5", 7200rpm:7200 RPM
- 147GB, 3.5", 15K:15000 RPM
HDD size
- 120GB, 2.5", 7200rpm:2.5"
- 147GB, 3.5", 15K:3.5"
Interface
- 120GB, 2.5", 7200rpm:Serial ATA
- 147GB, 3.5", 15K:SCSI
Average latency
- 120GB, 2.5", 7200rpm:4.17 ms
- 147GB, 3.5", 15K:2 ms
Operating voltage
- 120GB, 2.5", 7200rpm:5 V
- 147GB, 3.5", 15K:5 / 12 V
Storage temperature (T-T)
- 120GB, 2.5", 7200rpm:-40 - 65 °C
- 147GB, 3.5", 15K:-40 - 70 °C
Operating relative humidity (H-H)
- 120GB, 2.5", 7200rpm:8 - 90%
- 147GB, 3.5", 15K:5 - 95%

Side by side

Differences highlightedShow differences only

Comparison of 120GB, 2.5", 7200rpm, 147GB, 3.5", 15K
34 specifications	A Fujitsu 120GB, 2.5", 7200rpm View product	B Fujitsu 147GB, 3.5", 15K View product
Features5 differ
HDD capacityDiffers	120 GB	147 GB
HDD speedDiffers	7200 RPM	15000 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	SCSI
Type	HDD	HDD
Storage drive buffer size	8 MB	8 MB
Read seek timeKnown for one	10.5 ms	Unknown — not stated by the source
Write seek timeKnown for one	12.5 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	1.5 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	2 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	Server/workstation
HDD number of cylindersKnown for one	Unknown — not stated by the source	2
HDD number of headsKnown for one	Unknown — not stated by the source	4
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1400000 h
Power1 differ
Power consumption (standby)Known for one	0.13 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Power consumption (typical)Known for one	Unknown — not stated by the source	12.4 W
Operational conditions7 differ
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)Differs	-40 - 65 °C	-40 - 70 °C
Operating relative humidity (H-H)Differs	8 - 90%	5 - 95%
Operating vibrationDiffers	9.8 G	1 G
Non-operating vibrationDiffers	49 G	5 G
Operating altitudeDiffers	-300 - 3000 m	0 - 3048 m
Non-operating altitudeDiffers	-300 - 12000 m	0 - 12192 m
Non-operating shockDiffers	900 G	250 G
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating shockKnown for one	Unknown — not stated by the source	65 G
Weight & dimensions4 differ
WidthDiffers	69.8 mm	101.6 mm
DepthDiffers	100 mm	146 mm
HeightDiffers	9.5 mm	25.4 mm
WeightDiffers	116 g	800 g
Other featuresidentical
Data transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
InternalKnown for one	Yes	Unknown — not stated by the source

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.

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