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Product comparison · 2 internal hard drives

Seagate SV35 Series 250 GB SATA 3Gb/s 20pk vs Seagate SV35 Series 500 GB Ultra ATA 100 20pk

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  • 21specifications compared
  • 3differ
  • 18identical
  • 2known for one product only

Key differences

The Seagate SV35 Series 500 GB Ultra ATA 100 20pk has 250 GB more HDD capacity than the Seagate SV35 Series 250 GB SATA 3Gb/s 20pk (500 GB vs 250 GB). The Seagate SV35 Series 500 GB Ultra ATA 100 20pk has 8 MB more storage drive buffer size than the Seagate SV35 Series 250 GB SATA 3Gb/s 20pk (16 MB vs 8 MB). The Seagate SV35 Series 500 GB Ultra ATA 100 20pk has 55 g more weight than the Seagate SV35 Series 250 GB SATA 3Gb/s 20pk (690 g vs 635 g).

  • HDD capacity
    • 250 GB
    • 500 GB
  • Storage drive buffer size
    • 8 MB
    • 16 MB
  • Weight
    • 635 g
    • 690 g

Side by side

Differences highlightedShow differences only
23 specifications
A

Seagate

SV35 Series 250 GB SATA 3Gb/s 20pkView product
B

Seagate

SV35 Series 500 GB Ultra ATA 100 20pkView product
Features2 differ
HDD capacityDiffers250 GB500 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceSerial ATA IISerial ATA II
Component forSurveillance systemSurveillance system
Storage drive buffer sizeDiffers8 MB16 MB
Read seek time17 ms17 ms
Write seek time14 ms14 ms
Track to track seek time0.8 ms0.8 ms
Bytes per sector512512
Start/stop cycles5000050000
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 shock63 G63 G
Non-operating shock350 G350 G
Weight & dimensions1 differ
Width101.6 mm101.6 mm
Depth147 mm147 mm
Height26.1 mm26.1 mm
WeightDiffers635 g690 g
Other featuresidentical
Data transfer rateKnown for one3 Gbit/s
InternalYesYes
Drive device, transfer rateKnown for one100 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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