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Product comparison · 2 internal hard drives

Seagate 1TB SATA 3.5" 7200rpm 64MB vs Seagate 3TB HDD SATA

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  • 21specifications compared
  • 8differ
  • 13identical
  • 11known for one product only

Key differences

  • HDD capacity
    • 1 TB
    • 3 TB
  • HDD number of heads
    • 2
    • 8
  • Read seek time
    • 8.5 ms
    • 12 ms
  • Write seek time
    • 9.5 ms
    • 12 ms
  • Power consumption (typical)
    • 5.9 W
    • 7.5 W
  • Power consumption (standby)
    • 0.63 W
    • 0.75 W
  • Height
    • 20.2 mm
    • 26.1 mm
  • Weight
    • 400 g
    • 610 g

Side by side

Differences highlightedShow differences only
32 specifications
A

Seagate

1TB SATA 3.5" 7200rpm 64MBView product
B

Seagate

3TB HDD SATAView product
Features4 differ
HDD capacityDiffers1 TB3 TB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceSerial ATA IIISerial ATA III
TypeHDDHDD
Storage drive buffer size64 MB64 MB
Write speedKnown for one146 MB/s
Read speedKnown for one180 MB/s
HDD interface transfer rateKnown for one6 Gbit/s
HDD number of headsDiffers28
Read seek timeDiffers8.5 ms12 ms
Write seek timeDiffers9.5 ms12 ms
Average latencyKnown for one5.1 ms
Bytes per sector40964096
Start/stop cycles300000300000
HDD sustained transfer rateKnown for one210 MiB/s
Power2 differ
Power consumption (typical)Differs5.9 W7.5 W
Power consumption (standby)Differs0.63 W0.75 W
Power consumption (PowerSave)Known for one0.75 W
Power consumption (idle)Known for one5 W
Operating voltage5 / 12 V5 / 12 V
Start-up current2 A2 A
Operational conditionsidentical
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating shockKnown for one80 G
Non-operating shockKnown for one300 G
Weight & dimensions2 differ
Width101.6 mm101.6 mm
Depth147 mm147 mm
HeightDiffers20.2 mm26.1 mm
WeightDiffers400 g610 g
Packaging dataidentical
Quantity per packKnown for one1 pc(s)
Other featuresidentical
Compliance certificatesKnown for oneRoHS

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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