Product comparison · 2 internal hard drives

Samsung 200GB HDD vs Seagate 300GB HDD

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  • 27specifications compared
  • 16differ
  • 11identical
  • 13known for one product only

Key differences

The Seagate 300GB HDD has 100 GB more HDD capacity than the Samsung 200GB HDD (300 GB vs 200 GB). The Seagate 300GB HDD has 2,800 RPM more HDD speed than the Samsung 200GB HDD (10000 RPM vs 7200 RPM). The Seagate 300GB HDD has 6 more HDD heads than the Samsung 200GB HDD (8 vs 2). Interface: Serial ATA II on the Samsung 200GB HDD, SCSI on the Seagate 300GB HDD. Operating temperature (T-T): 0 - 60 °C on the Samsung 200GB HDD, 5 - 55 °C on the Seagate 300GB HDD.

  • HDD capacity
    • 200GB HDD:200 GB
    • 300GB HDD:300 GB
  • HDD speed
    • 200GB HDD:7200 RPM
    • 300GB HDD:10000 RPM
  • Interface
    • 200GB HDD:Serial ATA II
    • 300GB HDD:SCSI
  • HDD number of heads
    • 200GB HDD:2
    • 300GB HDD:8
  • Full stroke seek time
    • 200GB HDD:18 ms
    • 300GB HDD:10.3 ms
  • Track to track seek time
    • 200GB HDD:0.8 ms
    • 300GB HDD:0.2 ms
  • Average latency
    • 200GB HDD:4.17 ms
    • 300GB HDD:3 ms
  • Power consumption (typical)
    • 200GB HDD:9.5 W
    • 300GB HDD:16.4 W

Side by side

Differences highlightedShow differences only (off)
Comparison of 200GB HDD, 300GB HDD
40 specifications
Features7 differ
HDD capacityDiffers200 GB300 GB
HDD speedDiffers7200 RPM10000 RPM
HDD size3.5"3.5"
InterfaceDiffersSerial ATA IISCSI
TypeHDDHDD
Storage drive buffer size8 MB8 MB
HDD number of headsDiffers28
Full stroke seek timeDiffers18 ms10.3 ms
Track to track seek timeDiffers0.8 ms0.2 ms
Average seek timeKnown for one8.9 msUnknown — not stated by the source
Average latencyDiffers4.17 ms3 ms
Bytes per sectorKnown for one512Unknown — not stated by the source
Start/stop cyclesKnown for one50000Unknown — not stated by the source
Mean time between failures (MTBF)Known for one600000 hUnknown — not stated by the source
Component forKnown for oneUnknown — not stated by the sourceServer/workstation
Read seek timeKnown for oneUnknown — not stated by the source4.7 ms
Write seek timeKnown for oneUnknown — not stated by the source5.3 ms
Power2 differ
Power consumption (typical)Differs9.5 W16.4 W
Power consumption (standby)Known for one1.5 WUnknown — not stated by the source
Power consumption (PowerSave)Known for one1.5 WUnknown — not stated by the source
Power consumption (idle)Differs7.5 W10.1 W
Power consumption (read)Known for one8 WUnknown — not stated by the source
Power consumption (write)Known for one8 WUnknown — not stated by the source
Operating voltage5 / 12 V5 / 12 V
Operational conditions6 differ
Operating temperature (T-T)Differs0 - 60 °C5 - 55 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)Differs5 - 90%5 - 95%
Storage relative humidity (H-H)5 - 95%5 - 95%
Operating vibrationDiffers1.5 G1 G
Non-operating vibrationDiffers8 G3 G
Operating altitude-304.8 - 3048 m-304.8 - 3048 m
Non-operating altitude-304.8 - 12192 m-304.8 - 12192 m
Operating shockDiffers63 G40 G
Non-operating shockDiffers350 G225 G
Weight & dimensions1 differ
Width101.6 mm101.6 mm
Depth146.1 mm146.1 mm
Height25.4 mm25.4 mm
WeightDiffers653 g726 g
Other featuresidentical
Drive ready timeKnown for one7 sUnknown — not stated by the source
Mac compatibilityKnown for oneUnknown — not stated by the sourceNo

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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