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Product comparison · 2 internal hard drives

Acer 146GB FC 15k rpm HDD vs Seagate Momentus 250GB

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  • 5specifications compared
  • 4differ
  • 1identical
  • 21known for one product only

Key differences

The Seagate Momentus 250GB has 104 GB more HDD capacity than the Acer 146GB FC 15k rpm HDD (250 GB vs 146 GB). The Acer 146GB FC 15k rpm HDD has 7,800 RPM more HDD speed than the Seagate Momentus 250GB (15000 RPM vs 7200 RPM). Interface: Fibre Channel on the Acer 146GB FC 15k rpm HDD, Serial ATA II on the Seagate Momentus 250GB. Component for: Server/workstation on the Acer 146GB FC 15k rpm HDD, Laptop on the Seagate Momentus 250GB.

  • HDD capacity
    • 146 GB
    • 250 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • Interface
    • Fibre Channel
    • Serial ATA II
  • Component for
    • Server/workstation
    • Laptop

Side by side

Differences highlightedShow differences only
26 specifications
A

Acer

146GB FC 15k rpm HDDView product
B

Seagate

Momentus 250GBView product
Features4 differ
HDD capacityDiffers146 GB250 GB
HDD speedDiffers15000 RPM7200 RPM
InterfaceDiffersFibre ChannelSerial ATA II
Component forDiffersServer/workstationLaptop
Storage drive buffer sizeKnown for one16 MB
Read seek timeKnown for one11 ms
Write seek timeKnown for one13 ms
Average latencyKnown for one4.17 ms
Bytes per sectorKnown for one512
Poweridentical
Power consumption (off)Known for one1 W
Start-up currentKnown for one1 A
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating shockKnown for one350 G
Non-operating shockKnown for one1000 G
Weight & dimensionsidentical
WidthKnown for one69.8 mm
DepthKnown for one100.3 mm
HeightKnown for one9.5 mm
WeightKnown for one110 g
Other featuresidentical
Data transfer rateKnown for one3 Gbit/s
InternalYesYes
CertificationKnown for oneFIPS 140-2
Acoustic pressure emissionsKnown for one2.3 dB
Cartridge load/Unload cyclesKnown for one600000
Dimensions (W x D x H) (imperial)Known for one69.8 x 100.4 x 9.4 mm (2.75 x 3.95 x 0.37")
Hot-Plug supportKnown for oneYes

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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