Product comparison · 2 internal hard drives

Samsung 120GB Serial ATA I HDD vs Seagate Momentus 5400 PSD - 120GB - 5400rpm -

6specifications compared
2differ
4identical
23known for one product only

Key differences

The Seagate Momentus 5400 PSD - 120GB - 5400rpm - has 0.5 ms more average seek time than the Samsung 120GB Serial ATA I HDD (12.5 ms vs 12 ms). The Samsung 120GB Serial ATA I HDD has 100 G more non-operating shock than the Seagate Momentus 5400 PSD - 120GB - 5400rpm - (1000 G vs 900 G).

Average seek time
- 120GB Serial ATA I HDD:12 ms
- Momentus 5400 PSD - 120GB - 5400rpm -:12.5 ms
Non-operating shock
- 120GB Serial ATA I HDD:1000 G
- Momentus 5400 PSD - 120GB - 5400rpm -:900 G

Side by side

Differences highlightedShow differences only

Comparison of 120GB Serial ATA I HDD, Momentus 5400 PSD - 120GB - 5400rpm -
29 specifications	A Samsung 120GB Serial ATA I HDD View product	B Seagate Momentus 5400 PSD - 120GB - 5400rpm -View product
Features1 differ
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	8 MB	Unknown — not stated by the source
Full stroke seek timeKnown for one	22 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	2 ms	Unknown — not stated by the source
Average seek timeDiffers	12 ms	12.5 ms
Average latencyKnown for one	5.6 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	330000 h	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	Laptop
HDD number of headsKnown for one	Unknown — not stated by the source	2
Poweridentical
Power consumption (typical)Known for one	2.1 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.25 W	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	0.2 W	Unknown — not stated by the source
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Operational conditions1 differ
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 relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating shockKnown for one	325 G	Unknown — not stated by the source
Non-operating shockDiffers	1000 G	900 G
Other featuresidentical
Power requirementsKnown for one	+5V	Unknown — not stated by the source
Drive ready timeKnown for one	4 s	Unknown — not stated by the source
Acoustic pressure emissionsKnown for one	2.2 dB	Unknown — not stated by the source
Data transfer rateKnown for one	Unknown — not stated by the source	1.5 Gbit/s
Flash memoryKnown for one	Unknown — not stated by the source	256 MB

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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