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Product comparison · 2 internal hard drives

Samsung 160GB SATA II HDD vs Samsung 40GB Ultra-ATA/133 HDD

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  • 15specifications compared
  • 5differ
  • 10identical
  • 14known for one product only

Key differences

  • HDD capacity
    • 160 GB
    • 40 GB
  • Interface
    • Serial ATA II
    • Ultra-ATA/133
  • Storage drive buffer size
    • 8 MB
    • 2 MB
  • Power consumption (typical)
    • 8 W
    • 7 W
  • Drive ready time
    • 10 s
    • 5 s

Side by side

Differences highlightedShow differences only
29 specifications
A

Samsung

160GB SATA II HDDView product
B

Samsung

40GB Ultra-ATA/133 HDDView product
Features3 differ
HDD capacityDiffers160 GB40 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceDiffersSerial ATA IIUltra-ATA/133
Storage drive buffer sizeDiffers8 MB2 MB
Track to track seek time0.8 ms0.8 ms
Average seek time8.9 ms8.9 ms
Average latency4.17 ms4.17 ms
Bytes per sector512512
Mean time between failures (MTBF)600000 h600000 h
Full stroke seek timeKnown for one18 ms
Start/stop cyclesKnown for one50000
Power1 differ
Power consumption (typical)Differs8 W7 W
Power consumption (standby)1.5 W1.5 W
Operating voltage5 / 12 V5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one0 - 3000 m
Non-operating altitudeKnown for one0 - 12000 m
Other features1 differ
Drive device, transfer rateKnown for one300 MB/s
Drive ready timeDiffers10 s5 s
InternalYesYes
Acoustic pressure emissionsKnown for one2.5 dB
Weight & dimensionsidentical
WidthKnown for one146.1 mm
DepthKnown for one101.6 mm
HeightKnown for one25.4 mm
WeightKnown for one631 g

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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