Product comparison · 2 internal hard drives

Seagate Momentus 5400.3 SATA 60-GB 25pk vs Seagate SV35.3 250 GB SATA 3Gb/s 20pk

15specifications compared
9differ
6identical
9known for one product only

Key differences

The Seagate SV35.3 250 GB SATA 3Gb/s 20pk has 190 GB more HDD capacity than the Seagate Momentus 5400.3 SATA 60-GB 25pk (250 GB vs 60 GB). The Seagate SV35.3 250 GB SATA 3Gb/s 20pk has 1,800 RPM more HDD speed than the Seagate Momentus 5400.3 SATA 60-GB 25pk (7200 RPM vs 5400 RPM). The Seagate SV35.3 250 GB SATA 3Gb/s 20pk has 3 ms more read seek time than the Seagate Momentus 5400.3 SATA 60-GB 25pk (14 ms vs 11 ms). Component for: Laptop on the Seagate Momentus 5400.3 SATA 60-GB 25pk, Surveillance system on the Seagate SV35.3 250 GB SATA 3Gb/s 20pk.

HDD capacity
- Momentus 5400.3 SATA 60-GB 25pk:60 GB
- SV35.3 250 GB SATA 3Gb/s 20pk:250 GB
HDD speed
- Momentus 5400.3 SATA 60-GB 25pk:5400 RPM
- SV35.3 250 GB SATA 3Gb/s 20pk:7200 RPM
Component for
- Momentus 5400.3 SATA 60-GB 25pk:Laptop
- SV35.3 250 GB SATA 3Gb/s 20pk:Surveillance system
Read seek time
- Momentus 5400.3 SATA 60-GB 25pk:11 ms
- SV35.3 250 GB SATA 3Gb/s 20pk:14 ms
Write seek time
- Momentus 5400.3 SATA 60-GB 25pk:13 ms
- SV35.3 250 GB SATA 3Gb/s 20pk:15 ms
Width
- Momentus 5400.3 SATA 60-GB 25pk:69.8 mm
- SV35.3 250 GB SATA 3Gb/s 20pk:101.6 mm
Depth
- Momentus 5400.3 SATA 60-GB 25pk:100.8 mm
- SV35.3 250 GB SATA 3Gb/s 20pk:147 mm
Height
- Momentus 5400.3 SATA 60-GB 25pk:9.7 mm
- SV35.3 250 GB SATA 3Gb/s 20pk:20.2 mm

Side by side

Differences highlightedShow differences only

Comparison of Momentus 5400.3 SATA 60-GB 25pk, SV35.3 250 GB SATA 3Gb/s 20pk
24 specifications	A Seagate Momentus 5400.3 SATA 60-GB 25pk View product	B Seagate SV35.3 250 GB SATA 3Gb/s 20pk View product
Features5 differ
HDD capacityDiffers	60 GB	250 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Component forDiffers	Laptop	Surveillance system
Storage drive buffer size	8 MB	8 MB
HDD number of headsKnown for one	2	Unknown — not stated by the source
Read seek timeDiffers	11 ms	14 ms
Write seek timeDiffers	13 ms	15 ms
Average latencyKnown for one	5.6 ms	Unknown — not stated by the source
Bytes per sector	512	512
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	-40 - 70%	Unknown — not stated by the source
Operating shockKnown for one	350 G	Unknown — not stated by the source
Non-operating shockKnown for one	900 G	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	69.8 mm	101.6 mm
DepthDiffers	100.8 mm	147 mm
HeightDiffers	9.7 mm	20.2 mm
WeightDiffers	96 g	382 g
Other featuresidentical
Disks included quantityKnown for one	1 pc(s)	Unknown — not stated by the source
Drive device, transfer rateKnown for one	150 MB/s	Unknown — not stated by the source
Internal	Yes	Yes
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s

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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