Product comparison · 2 internal hard drives

Samsung 120GB Serial ATA I HDD vs Seagate 80GB Parallel ATA

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  • 19specifications compared
  • 11differ
  • 8identical
  • 24known for one product only

Key differences

The Samsung 120GB Serial ATA I HDD has 40 GB more HDD capacity than the Seagate 80GB Parallel ATA (120 GB vs 80 GB). The Seagate 80GB Parallel ATA has 1 ms more full stroke seek time than the Samsung 120GB Serial ATA I HDD (23 ms vs 22 ms). The Samsung 120GB Serial ATA I HDD has 0.5 ms more track to track seek time than the Seagate 80GB Parallel ATA (2 ms vs 1.5 ms). Interface: Serial ATA on the Samsung 120GB Serial ATA I HDD, Parallel ATA on the Seagate 80GB Parallel ATA. Operating temperature (T-T): 5 - 55 °C on the Samsung 120GB Serial ATA I HDD, -20 - 75 °C on the Seagate 80GB Parallel ATA.

  • HDD capacity
    • 120GB Serial ATA I HDD:120 GB
    • 80GB Parallel ATA:80 GB
  • Interface
    • 120GB Serial ATA I HDD:Serial ATA
    • 80GB Parallel ATA:Parallel ATA
  • Full stroke seek time
    • 120GB Serial ATA I HDD:22 ms
    • 80GB Parallel ATA:23 ms
  • Track to track seek time
    • 120GB Serial ATA I HDD:2 ms
    • 80GB Parallel ATA:1.5 ms
  • Average seek time
    • 120GB Serial ATA I HDD:12 ms
    • 80GB Parallel ATA:12.5 ms
  • Power consumption (standby)
    • 120GB Serial ATA I HDD:0.25 W
    • 80GB Parallel ATA:0.26 W
  • Power consumption (PowerSave)
    • 120GB Serial ATA I HDD:0.2 W
    • 80GB Parallel ATA:0.26 W
  • Operating temperature (T-T)
    • 120GB Serial ATA I HDD:5 - 55 °C
    • 80GB Parallel ATA:-20 - 75 °C

Side by side

Differences highlightedShow differences only (on)
Comparison of 120GB Serial ATA I HDD, 80GB Parallel ATA
43 specifications
Features5 differ
HDD capacityDiffers120 GB80 GB
InterfaceDiffersSerial ATAParallel ATA
TypeKnown for oneUnknown — not stated by the sourceHDD
Read seek timeKnown for oneUnknown — not stated by the source13 ms
Write seek timeKnown for oneUnknown — not stated by the source14 ms
Full stroke seek timeDiffers22 ms23 ms
Track to track seek timeDiffers2 ms1.5 ms
Average seek timeDiffers12 ms12.5 ms
Start/stop cyclesKnown for oneUnknown — not stated by the source300000
Mean time between failures (MTBF)Known for one330000 hUnknown — not stated by the source
Power2 differ
Power consumption (standby)Differs0.25 W0.26 W
Power consumption (PowerSave)Differs0.2 W0.26 W
Power consumption (idle)Known for oneUnknown — not stated by the source1.65 W
Power consumption (read)Known for oneUnknown — not stated by the source1.4 W
Power consumption (write)Known for oneUnknown — not stated by the source1.5 W
Start-up currentKnown for oneUnknown — not stated by the source1.3 A
Power consumption (typical)Known for one2.1 WUnknown — not stated by the source
Operational conditions4 differ
Operating temperature (T-T)Differs5 - 55 °C-20 - 75 °C
Storage temperature (T-T)Differs-40 - 70 °C-40 - 95 °C
Operating vibrationKnown for oneUnknown — not stated by the source2 G
Non-operating vibrationKnown for oneUnknown — not stated by the source5 G
Operating altitudeKnown for oneUnknown — not stated by the source-304.8 - 5500 m
Non-operating altitudeKnown for oneUnknown — not stated by the source-304.8 - 12192 m
Operating shockDiffers325 G300 G
Non-operating shockDiffers1000 G900 G
Weight & dimensionsidentical
WidthKnown for oneUnknown — not stated by the source69.8 mm
DepthKnown for oneUnknown — not stated by the source100.2 mm
HeightKnown for oneUnknown — not stated by the source9.5 mm
WeightKnown for oneUnknown — not stated by the source102 g
Packaging dataidentical
Quantity per packKnown for oneUnknown — not stated by the source1 pc(s)
Other featuresidentical
Windows operating systems supportedKnown for oneUnknown — not stated by the sourceYes
Power requirementsKnown for one+5VUnknown — not stated by the source
Drive ready timeKnown for one4 sUnknown — not stated by the source
InternalKnown for oneYesUnknown — not stated by the source
Acoustic pressure emissionsKnown for one2.2 dBUnknown — not stated by the source

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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