Product comparison · 2 internal hard drives

Seagate 146GB 2.5" SAS vs Seagate Momentus ST9160312AS internal hard drive

10specifications compared
10differ
0identical
17known for one product only

Key differences

HDD capacity
- 146GB 2.5" SAS:146 GB
- Momentus ST9160312AS internal hard drive:160 GB
HDD speed
- 146GB 2.5" SAS:10000 RPM
- Momentus ST9160312AS internal hard drive:5400 RPM
Interface
- 146GB 2.5" SAS:SAS
- Momentus ST9160312AS internal hard drive:Serial ATA II
Component for
- 146GB 2.5" SAS:Server/workstation
- Momentus ST9160312AS internal hard drive:Laptop
Storage drive buffer size
- 146GB 2.5" SAS:16 MB
- Momentus ST9160312AS internal hard drive:8 MB
Read seek time
- 146GB 2.5" SAS:3.6 ms
- Momentus ST9160312AS internal hard drive:11 ms
Average latency
- 146GB 2.5" SAS:3 ms
- Momentus ST9160312AS internal hard drive:5.6 ms
Width
- 146GB 2.5" SAS:70 mm
- Momentus ST9160312AS internal hard drive:69.8 mm

Side by side

Differences highlightedShow differences only

Comparison of 146GB 2.5" SAS, ST9160312AS
27 specifications	A Seagate 146GB 2.5" SAS View product	B Seagate Momentus ST9160312AS internal hard drive Model ST9160312AS View product
Features7 differ
HDD capacityDiffers	146 GB	160 GB
HDD speedDiffers	10000 RPM	5400 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	SAS	Serial ATA II
TypeKnown for one	HDD	Unknown — not stated by the source
Component forDiffers	Server/workstation	Laptop
Storage drive buffer sizeDiffers	16 MB	8 MB
HDD number of headsKnown for one	2	Unknown — not stated by the source
Read seek timeDiffers	3.6 ms	11 ms
Write seek timeKnown for one	4.2 ms	Unknown — not stated by the source
Average latencyDiffers	3 ms	5.6 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	1600000 h	Unknown — not stated by the source
Poweridentical
Power consumption (idle)Known for one	3.2 W	Unknown — not stated by the source
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Start-up currentKnown for one	2.00 A	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 55 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating vibrationKnown for one	0.5 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	2.4 G	Unknown — not stated by the source
Operating shockKnown for one	60 G	Unknown — not stated by the source
Non-operating shockKnown for one	300 G	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	70 mm	69.8 mm
DepthKnown for one	100.5 mm	Unknown — not stated by the source
HeightDiffers	14.8 mm	9.5 mm
WeightDiffers	227 g	93 g
Other featuresidentical
InternalKnown for one	Unknown — not stated by the source	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.

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