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Product comparison · 2 internal hard drives

Seagate Barracuda 120GB Serial ATA II HDD vs Seagate Barracuda 7200.9 160 GB 7200 rpm Serial ATA NCQ

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  • 16specifications compared
  • 5differ
  • 11identical
  • 8known for one product only

Key differences

  • HDD capacity
    • 120 GB
    • 160 GB
  • Power consumption (standby)
    • 1.5 W
    • 1.30 W
  • Height
    • 20 mm
    • 26.1 mm
  • Weight
    • 380 g
    • 580 g
  • Dimensions (WxDxH)
    • 101.6 x 146.99 x 19.99 mm
    • 101.6 x 146.99 x 26.1 mm

Side by side

Differences highlightedShow differences only
24 specifications
A

Seagate

Barracuda 120GB Serial ATA II HDDView product
B

Seagate

Barracuda 7200.9 160 GB 7200 rpm Serial ATA NCQView product
Features1 differ
HDD capacityDiffers120 GB160 GB
HDD speed7200 RPM7200 RPM
InterfaceSerial ATA IISerial ATA II
Storage drive buffer size2 MB2 MB
HDD number of cylindersKnown for one16383
HDD number of headsKnown for one16
Average latency4.16 ms4.16 ms
Bytes per sectorKnown for one512
Power1 differ
Power consumption (standby)Differs1.5 W1.30 W
Start-up currentKnown for one2.8 A
Operational conditionsidentical
Operating shock63 G63 G
Non-operating shock350 G350 G
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Weight & dimensions2 differ
Width101.6 mm101.6 mm
Depth147 mm147 mm
HeightDiffers20 mm26.1 mm
WeightDiffers380 g580 g
Other features1 differ
HDD transfer rateKnown for one867.2 Mbit/s
Dimensions (WxDxH)Differs101.6 x 146.99 x 19.99 mm101.6 x 146.99 x 26.1 mm
Drive device, transfer rateKnown for one300 MB/s
External power adapterNoNo
InternalYesYes
USB poweredNoNo

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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