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Product comparison · 2 internal hard drives

Samsung 400GB HDD vs Seagate 18.2GB 3.5" SCSI

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  • 18specifications compared
  • 8differ
  • 10identical
  • 16known for one product only

Key differences

The Samsung 400GB HDD has 382 GB more HDD capacity than the Seagate 18.2GB 3.5" SCSI (400 GB vs 18 GB). The Samsung 400GB HDD has 4 MB more storage drive buffer size than the Seagate 18.2GB 3.5" SCSI (8 MB vs 4 MB). The Seagate 18.2GB 3.5" SCSI has 0.53 ms more average latency than the Samsung 400GB HDD (4.7 ms vs 4.17 ms). Interface: Ultra-ATA/100 on the Samsung 400GB HDD, SCSI on the Seagate 18.2GB 3.5" SCSI. Operating altitude: -304.8 - 3048 m on the Samsung 400GB HDD, -60.96 - 3048 m on the Seagate 18.2GB 3.5" SCSI.

  • HDD capacity
    • 400 GB
    • 18 GB
  • Interface
    • Ultra-ATA/100
    • SCSI
  • Storage drive buffer size
    • 8 MB
    • 4 MB
  • Average latency
    • 4.17 ms
    • 4.7 ms
  • Operating altitude
    • -304.8 - 3048 m
    • -60.96 - 3048 m
  • Non-operating altitude
    • -304.8 - 12192 m
    • -60.96 - 12192 m
  • Depth
    • 146.1 mm
    • 146 mm
  • Weight
    • 653 g
    • 680 g

Side by side

Differences highlightedShow differences only
34 specifications
A

Samsung

400GB HDDView product
B

Seagate

18.2GB 3.5" SCSIView product
Features4 differ
HDD capacityDiffers400 GB18 GB
InterfaceDiffersUltra-ATA/100SCSI
Storage drive buffer sizeDiffers8 MB4 MB
Full stroke seek timeKnown for one18 ms
Track to track seek timeKnown for one0.8 ms
Average seek timeKnown for one8.9 ms
Average latencyDiffers4.17 ms4.7 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one600000 h
Component forKnown for oneServer/workstation
Poweridentical
Power consumption (typical)Known for one8.7 W
Power consumption (standby)Known for one0.6 W
Power consumption (PowerSave)Known for one0.6 W
Power consumption (idle)Known for one7.2 W
Operational conditions2 differ
Operating vibrationKnown for one1 G
Non-operating vibrationKnown for one2 G
Operating altitudeDiffers-304.8 - 3048 m-60.96 - 3048 m
Non-operating altitudeDiffers-304.8 - 12192 m-60.96 - 12192 m
Operating shockKnown for one63 G
Non-operating shockKnown for one300 G
Weight & dimensions2 differ
DepthDiffers146.1 mm146 mm
WeightDiffers653 g680 g
Other featuresidentical
Drive ready timeKnown for one10 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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