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Product comparison · 2 internal hard drives

Seagate SATA 1.5TB vs Seagate ST3160318AS - Barracuda

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  • 20specifications compared
  • 10differ
  • 10identical
  • 7known for one product only

Key differences

The Seagate ST3160318AS - Barracuda has 1,300 RPM more HDD speed than the Seagate SATA 1.5TB (7200 RPM vs 5900 RPM). The Seagate SATA 1.5TB has 24 MB more storage drive buffer size than the Seagate ST3160318AS - Barracuda (32 MB vs 8 MB). The Seagate SATA 1.5TB has 7.5 ms more read seek time than the Seagate ST3160318AS - Barracuda (16 ms vs 8.5 ms). HDD capacity: 1.5 TB on the Seagate SATA 1.5TB, 160 GB on the Seagate ST3160318AS - Barracuda.

  • HDD capacity
    • 1.5 TB
    • 160 GB
  • HDD speed
    • 5900 RPM
    • 7200 RPM
  • Storage drive buffer size
    • 32 MB
    • 8 MB
  • Read seek time
    • 16 ms
    • 8.5 ms
  • Write seek time
    • 16 ms
    • 9.5 ms
  • Average latency
    • 5.1 ms
    • 4.17 ms
  • Non-operating shock
    • 300 G
    • 350 G
  • Width
    • 101.8 mm
    • 101.6 mm

Side by side

Differences highlightedShow differences only
27 specifications
A

Seagate

SATA 1.5TBView product
B

Seagate

ST3160318AS - BarracudaView product
Features6 differ
HDD capacityDiffers1.5 TB160 GB
HDD speedDiffers5900 RPM7200 RPM
HDD size3.5"3.5"
InterfaceSerial ATASerial ATA
TypeKnown for oneHDD
Storage drive buffer sizeDiffers32 MB8 MB
Read seek timeDiffers16 ms8.5 ms
Write seek timeDiffers16 ms9.5 ms
Average latencyDiffers5.1 ms4.17 ms
Bytes per sector512512
Start/stop cycles5000050000
Poweridentical
Power consumption (idle)Known for one5.5 W
Operating voltage5 / 12 V5 / 12 V
Start-up currentKnown for one2 A
Operational conditions1 differ
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating shock70 G70 G
Non-operating shockDiffers300 G350 G
Weight & dimensions3 differ
WidthDiffers101.8 mm101.6 mm
Depth147 mm147 mm
HeightDiffers26.1 mm20 mm
WeightDiffers660 g540 g
Other featuresidentical
Dimensions (WxDxH)Known for one101.85 x 146.99 x 26.1 mm
Data transfer rateKnown for one3 Gbit/s
InternalYesYes
Special featuresKnown for oneNCQ, Adaptive Fly Height, Clean Sweep, Enhanced G-Force Protection, Seagate SoftSonic, PMR
Drive device, transfer rateKnown for one300 MB/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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