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Product comparison · 2 internal hard drives

Samsung 300GB Serial ATA II HDD, 20-Pk vs Seagate Momentus 5400.3 80GB Ultra ATA/100 5400RPM 8MB 25pk bulk

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  • 13specifications compared
  • 8differ
  • 5identical
  • 26known for one product only

Key differences

The Samsung 300GB Serial ATA II HDD, 20-Pk has 220 GB more HDD capacity than the Seagate Momentus 5400.3 80GB Ultra ATA/100 5400RPM 8MB 25pk bulk (300 GB vs 80 GB). The Samsung 300GB Serial ATA II HDD, 20-Pk has 1,800 RPM more HDD speed than the Seagate Momentus 5400.3 80GB Ultra ATA/100 5400RPM 8MB 25pk bulk (7200 RPM vs 5400 RPM). The Seagate Momentus 5400.3 80GB Ultra ATA/100 5400RPM 8MB 25pk bulk has 3.6 ms more average seek time than the Samsung 300GB Serial ATA II HDD, 20-Pk (12.5 ms vs 8.9 ms). Interface: Serial ATA II on the Samsung 300GB Serial ATA II HDD, 20-Pk, Ultra-ATA/100 on the Seagate Momentus 5400.3 80GB Ultra ATA/100 5400RPM 8MB 25pk bulk.

  • HDD capacity
    • 300 GB
    • 80 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • Interface
    • Serial ATA II
    • Ultra-ATA/100
  • Average seek time
    • 8.9 ms
    • 12.5 ms
  • Average latency
    • 4.17 ms
    • 5.6 ms
  • Power consumption (standby)
    • 1.3 W
    • 0.2 W
  • Operating shock
    • 63 G
    • 350 G
  • Non-operating shock
    • 300 G
    • 900 G

Side by side

Differences highlightedShow differences only
39 specifications
A

Samsung

300GB Serial ATA II HDD, 20-PkView product
B

Seagate

Momentus 5400.3 80GB Ultra ATA/100 5400RPM 8MB 25pk bulkView product
Features5 differ
HDD capacityDiffers300 GB80 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeKnown for one2.5"
InterfaceDiffersSerial ATA IIUltra-ATA/100
Component forKnown for oneLaptop
Storage drive buffer size8 MB8 MB
HDD number of headsKnown for one2
Average seek timeDiffers8.9 ms12.5 ms
Average latencyDiffers4.17 ms5.6 ms
Bytes per sector512512
Start/stop cyclesKnown for one600000
Full stroke seek timeKnown for one18 ms
Track to track seek timeKnown for one0.8 ms
Mean time between failures (MTBF)Known for one600000 h
Power1 differ
Power consumption (standby)Differs1.3 W0.2 W
Operating voltageKnown for one5 V
Start-up currentKnown for one1 A
Power consumption (typical)Known for one10 W
Power consumption (PowerSave)Known for one8.4 W
Operational conditions2 differ
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating shockDiffers63 G350 G
Non-operating shockDiffers300 G900 G
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Non-operating altitudeKnown for one12000
Weight & dimensionsidentical
WidthKnown for one69.8 mm
DepthKnown for one100.2 mm
HeightKnown for one9.5 mm
WeightKnown for one102 g
Other featuresidentical
Dimensions (WxDxH)Known for one69.85 x 100.2 x 9.5 mm
Drive device, transfer rateKnown for one100 MB/s
External power adapterKnown for oneNo
InternalYesYes
Mac compatibilityKnown for oneNo
USB poweredKnown for oneNo
Compatible productsKnown for onePCs
Power requirementsKnown for one+5V±5%; +12V±10%
Maximum data transfer rateKnown for one1000 Mbit/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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