Product comparison · 2 internal hard drives

Seagate 100GB 2.5" SATA vs Seagate Momentus 5400.3 100GB SATA 25pk bulk

18specifications compared
3differ
15identical
20known for one product only

Key differences

HDD number of heads
- 100GB 2.5" SATA:3
- Momentus 5400.3 100GB SATA 25pk bulk:256
Read seek time
- 100GB 2.5" SATA:11 ms
- Momentus 5400.3 100GB SATA 25pk bulk:22 ms
Write seek time
- 100GB 2.5" SATA:13 ms
- Momentus 5400.3 100GB SATA 25pk bulk:24 ms

Side by side

Differences highlightedShow differences only

Comparison of 100GB 2.5" SATA, Momentus 5400.3 100GB SATA 25pk bulk
38 specifications	A Seagate 100GB 2.5" SATA View product	B Seagate Momentus 5400.3 100GB SATA 25pk bulk View product
Features3 differ
HDD capacity	100 GB	100 GB
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Interface	Serial ATA	Serial ATA
TypeKnown for one	HDD	Unknown — not stated by the source
Component for	Laptop	Laptop
Storage drive buffer size	8 MB	8 MB
HDD number of headsDiffers	3	256
Read seek timeDiffers	11 ms	22 ms
Write seek timeDiffers	13 ms	24 ms
Average latency	5.6 ms	5.6 ms
HDD number of cylindersKnown for one	Unknown — not stated by the source	1024
Average seek timeKnown for one	Unknown — not stated by the source	11 ms
Poweridentical
Power consumption (standby)	0.2 W	0.2 W
Power consumption (idle)Known for one	0.6 W	Unknown — not stated by the source
Operating voltage	5 V	5 V
Start-up current	1 A	1 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °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 altitudeKnown for one	-60.96 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-60.96 - 12192 m	Unknown — not stated by the source
Operating shock	350 G	350 G
Non-operating shockKnown for one	800 G	Unknown — not stated by the source
Weight & dimensionsidentical
Width	69.8 mm	69.8 mm
Depth	100.2 mm	100.2 mm
Height	9.5 mm	9.5 mm
Weight	102 g	102 g
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	69.85 x 100.2 x 9.5 mm
Drive device, transfer rateKnown for one	Unknown — not stated by the source	150 MB/s
External power adapterKnown for one	Unknown — not stated by the source	No
InternalKnown for one	Unknown — not stated by the source	Yes
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
USB poweredKnown 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.

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