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Product comparison · 2 internal hard drives

Samsung 750GB Serial ATA II HDD vs Seagate 5400 PSD SATA 160GB

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  • 19specifications compared
  • 16differ
  • 3identical
  • 17known for one product only

Key differences

  • HDD capacity
    • 750 GB
    • 160 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Interface
    • Serial ATA II
    • Serial ATA
  • Storage drive buffer size
    • 16 MB
    • 8 MB
  • Average seek time
    • 8.9 ms
    • 12.5 ms
  • Average latency
    • 4.17 ms
    • 5.6 ms
  • Start/stop cycles
    • 50000
    • 600000

Side by side

Differences highlightedShow differences only
36 specifications
A

Samsung

750GB Serial ATA II HDDView product
B

Seagate

5400 PSD SATA 160GBView product
Features8 differ
HDD capacityDiffers750 GB160 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceDiffersSerial ATA IISerial ATA
TypeKnown for oneHDD
Component forKnown for oneLaptop
Storage drive buffer sizeDiffers16 MB8 MB
HDD number of headsKnown for one4
Average seek timeDiffers8.9 ms12.5 ms
Average latencyDiffers4.17 ms5.6 ms
Bytes per sector512512
Start/stop cyclesDiffers50000600000
Power2 differ
Power consumption (standby)Differs0.8 W0.2 W
Power consumption (idle)Known for one0.8 W
Power consumption (read)Known for one1.9 W
Power consumption (write)Known for one1.8 W
Operating voltageDiffers5 / 12 V5 V
Start-up currentKnown for one1 A
Power consumption (typical)Known for one7.9 W
Operational conditions2 differ
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating shockDiffers70 G350 G
Non-operating shockDiffers350 G900 G
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one-300 - 3000 m
Non-operating altitudeKnown for one-300 - 12000 m
Weight & dimensions4 differ
WidthDiffers101.5 mm69.8 mm
DepthDiffers147 mm100.5 mm
HeightDiffers26.1 mm9.5 mm
WeightDiffers640 g100 g
Packaging dataidentical
Quantity per packKnown for one1 pc(s)
Other featuresidentical
Windows operating systems supportedKnown for oneYes
Power requirementsKnown for one+5V±5%, +12V±10%
Drive ready timeKnown for one12 s
InternalKnown 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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