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Product comparison · 2 internal hard drives

Samsung 120GB Serial ATA Hard Drive vs Seagate 300GB HDD

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  • 21specifications compared
  • 12differ
  • 9identical
  • 20known for one product only

Key differences

The Seagate 300GB HDD has 220 GB more HDD capacity than the Samsung 120GB Serial ATA Hard Drive (300 GB vs 80 GB). The Seagate 300GB HDD has 2,800 RPM more HDD speed than the Samsung 120GB Serial ATA Hard Drive (10000 RPM vs 7200 RPM). The Samsung 120GB Serial ATA Hard Drive has 7.7 ms more full stroke seek time than the Seagate 300GB HDD (18 ms vs 10.3 ms). Interface: Serial ATA on the Samsung 120GB Serial ATA Hard Drive, SCSI on the Seagate 300GB HDD. Operating relative humidity (H-H): 5 - 90% on the Samsung 120GB Serial ATA Hard Drive, 5 - 95% on the Seagate 300GB HDD.

  • HDD capacity
    • 80 GB
    • 300 GB
  • HDD speed
    • 7200 RPM
    • 10000 RPM
  • Interface
    • Serial ATA
    • SCSI
  • Full stroke seek time
    • 18 ms
    • 10.3 ms
  • Track to track seek time
    • 0.8 ms
    • 0.2 ms
  • Average latency
    • 4.17 ms
    • 3 ms
  • Operating relative humidity (H-H)
    • 5 - 90%
    • 5 - 95%
  • Operating altitude
    • -305 - 3050 m
    • -304.8 - 3048 m

Side by side

Differences highlightedShow differences only
41 specifications
A

Samsung

120GB Serial ATA Hard DriveView product
B

Seagate

300GB HDDView product
Features6 differ
HDD capacityDiffers80 GB300 GB
HDD speedDiffers7200 RPM10000 RPM
HDD size3.5"3.5"
InterfaceDiffersSerial ATASCSI
Storage drive buffer size8 MB8 MB
Full stroke seek timeDiffers18 ms10.3 ms
Track to track seek timeDiffers0.8 ms0.2 ms
Average seek timeKnown for one8.9 ms
Average latencyDiffers4.17 ms3 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one500000 h
TypeKnown for oneHDD
Component forKnown for oneServer/workstation
HDD number of headsKnown for one8
Read seek timeKnown for one4.7 ms
Write seek timeKnown for one5.3 ms
Poweridentical
Power consumption (standby)Known for one0.9 W
Operating voltage5 / 12 V5 / 12 V
Power consumption (typical)Known for one16.4 W
Power consumption (idle)Known for one10.1 W
Operational conditions5 differ
Operating temperature (T-T)5 - 55 °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 altitudeDiffers-305 - 3050 m-304.8 - 3048 m
Non-operating altitudeDiffers-305 - 12200 m-304.8 - 12192 m
Operating shockDiffers63 G40 G
Non-operating shockDiffers350 G225 G
Operating vibrationKnown for one1 G
Non-operating vibrationKnown for one3 G
Weight & dimensions1 differ
Width101.6 mm101.6 mm
Depth146.1 mm146.1 mm
Height25.4 mm25.4 mm
WeightDiffers635 g726 g
Other featuresidentical
Power requirementsKnown for one5V°±5% / 12V°±10%
Drive device, transfer rateKnown for one150 MB/s
Drive ready timeKnown for one7 s
InternalKnown for oneYes
Acoustic pressure emissionsKnown for one27 dB
Mac compatibilityKnown for oneNo

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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