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Product comparison · 2 internal hard drives

Seagate 160GB Ultra-ATA/100 HDD vs Seagate DB35 7200.3 750GB SATA 3Gb/s

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  • 15specifications compared
  • 5differ
  • 10identical
  • 13known for one product only

Key differences

The Seagate DB35 7200.3 750GB SATA 3Gb/s has 500 GB more HDD capacity than the Seagate 160GB Ultra-ATA/100 HDD (750 GB vs 250 GB). The Seagate DB35 7200.3 750GB SATA 3Gb/s has 8 MB more storage drive buffer size than the Seagate 160GB Ultra-ATA/100 HDD (16 MB vs 8 MB). The Seagate DB35 7200.3 750GB SATA 3Gb/s has 6.1 mm more height than the Seagate 160GB Ultra-ATA/100 HDD (26.1 mm vs 20 mm). Interface: Ultra-ATA/100 on the Seagate 160GB Ultra-ATA/100 HDD, Serial ATA II on the Seagate DB35 7200.3 750GB SATA 3Gb/s.

  • HDD capacity
    • 250 GB
    • 750 GB
  • Interface
    • Ultra-ATA/100
    • Serial ATA II
  • Storage drive buffer size
    • 8 MB
    • 16 MB
  • Height
    • 20 mm
    • 26.1 mm
  • Weight
    • 345 g
    • 720 g

Side by side

Differences highlightedShow differences only
28 specifications
A

Seagate

160GB Ultra-ATA/100 HDDView product
B

Seagate

DB35 7200.3 750GB SATA 3Gb/sView product
Features3 differ
HDD capacityDiffers250 GB750 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceDiffersUltra-ATA/100Serial ATA II
Component forKnown for oneSurveillance system
Storage drive buffer sizeDiffers8 MB16 MB
Read seek timeKnown for one17 ms
Write seek timeKnown for one14 ms
Track to track seek timeKnown for one1 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Poweridentical
Operating voltage5 / 12 V5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating shockKnown for one63 G
Non-operating shock300 G300 G
Weight & dimensions2 differ
Width101.6 mm101.6 mm
Depth147 mm147 mm
HeightDiffers20 mm26.1 mm
WeightDiffers345 g720 g
Other featuresidentical
Power requirementsKnown for one+5V; +12V
Data transfer rate3 Gbit/s3 Gbit/s
Drive ready timeKnown for one5 s
InternalYesYes
Drive devices burst data transfer rate (PIO)Known for one0-4
Drive devices burst data transfer rate (Ultra DMA)Known for one0-6

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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