Product comparison · 2 internal hard drives

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

18specifications compared
4differ
14identical
21known for one product only

Key differences

The Seagate Momentus 5400.3 100GB Ultra ATA/100 25pk bulk has 253 more HDD heads than the Seagate 100GB 2.5" SATA (256 vs 3). The Seagate Momentus 5400.3 100GB Ultra ATA/100 25pk bulk has 11 ms more read seek time than the Seagate 100GB 2.5" SATA (22 ms vs 11 ms). The Seagate Momentus 5400.3 100GB Ultra ATA/100 25pk bulk has 11 ms more write seek time than the Seagate 100GB 2.5" SATA (24 ms vs 13 ms). Interface: Serial ATA on the Seagate 100GB 2.5" SATA, Ultra-ATA/100 on the Seagate Momentus 5400.3 100GB Ultra ATA/100 25pk bulk.

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

Side by side

Differences highlightedShow differences only

Comparison of 100GB 2.5" SATA, Momentus 5400.3 100GB Ultra ATA/100 25pk bulk
39 specifications	A Seagate 100GB 2.5" SATA View product	B Seagate Momentus 5400.3 100GB Ultra ATA/100 25pk bulk View product
Features4 differ
InterfaceDiffers	Serial ATA	Ultra-ATA/100
TypeKnown for one	HDD	Unknown — not stated by the source
HDD number of headsDiffers	3	256
Read seek timeDiffers	11 ms	22 ms
Write seek timeDiffers	13 ms	24 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 (idle)Known for one	0.6 W	Unknown — not stated by the source
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
Non-operating shockKnown for one	800 G	Unknown — not stated by the source
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	100 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
Maximum data transfer rateKnown for one	Unknown — not stated by the source	352 Mbit/s
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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