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Product comparison · 2 internal hard drives

Samsung 100GB Serial ATA HDD vs Samsung 400GB Ultra-ATA/133 HDD, 20-Pk

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  • 19specifications compared
  • 14differ
  • 5identical
  • 13known for one product only

Key differences

The Samsung 400GB Ultra-ATA/133 HDD, 20-Pk has 300 GB more HDD capacity than the Samsung 100GB Serial ATA HDD (400 GB vs 100 GB). The Samsung 400GB Ultra-ATA/133 HDD, 20-Pk has 1,800 RPM more HDD speed than the Samsung 100GB Serial ATA HDD (7200 RPM vs 5400 RPM). The Samsung 100GB Serial ATA HDD has 4 ms more full stroke seek time than the Samsung 400GB Ultra-ATA/133 HDD, 20-Pk (22 ms vs 18 ms). Interface: Serial ATA on the Samsung 100GB Serial ATA HDD, Ultra-ATA/133 on the Samsung 400GB Ultra-ATA/133 HDD, 20-Pk. Operating temperature (T-T): 5 - 55 °C on the Samsung 100GB Serial ATA HDD, 0 - 60 °C on the Samsung 400GB Ultra-ATA/133 HDD, 20-Pk.

  • HDD capacity
    • 100 GB
    • 400 GB
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • Interface
    • Serial ATA
    • Ultra-ATA/133
  • Full stroke seek time
    • 22 ms
    • 18 ms
  • Track to track seek time
    • 2 ms
    • 0.8 ms
  • Average seek time
    • 12 ms
    • 8.9 ms
  • Average latency
    • 5.6 ms
    • 4.17 ms
  • Mean time between failures (MTBF)
    • 330000 h
    • 600000 h

Side by side

Differences highlightedShow differences only
32 specifications
A

Samsung

100GB Serial ATA HDDView product
B

Samsung

400GB Ultra-ATA/133 HDD, 20-PkView product
Features8 differ
HDD capacityDiffers100 GB400 GB
HDD speedDiffers5400 RPM7200 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersSerial ATAUltra-ATA/133
Full stroke seek timeDiffers22 ms18 ms
Track to track seek timeDiffers2 ms0.8 ms
Average seek timeDiffers12 ms8.9 ms
Average latencyDiffers5.6 ms4.17 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Differs330000 h600000 h
Power1 differ
Power consumption (typical)Known for one9.6 W
Power consumption (standby)Differs0.4 W0.45 W
Operating voltageKnown for one5 / 12 V
Power consumption (PowerSave)Known for one0.2 W
Operational conditions3 differ
Operating temperature (T-T)Differs5 - 55 °C0 - 60 °C
Operating shockDiffers300 G63 G
Non-operating shockDiffers1000 G300 G
Non-operating altitudeKnown for one15000
Weight & dimensions1 differ
WidthKnown for one147 mm
DepthKnown for one101.6 mm
HeightKnown for one26.1 mm
WeightDiffers100 g651 g
Other features1 differ
Power requirementsKnown for one+5V; +12V
Drive device, transfer rateKnown for one133 MB/s
Drive ready timeDiffers4 s10 s
Acoustic pressure emissionsKnown for one2.8 dB

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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