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

The Samsung 160GB SATA II HDD has 120 GB more HDD capacity than the Samsung 40GB Ultra-ATA/133 HDD (160 GB vs 40 GB). The Samsung 160GB SATA II HDD has 6 MB more storage drive buffer size than the Samsung 40GB Ultra-ATA/133 HDD (8 MB vs 2 MB). The Samsung 160GB SATA II HDD has 1 W more power consumption (typical) than the Samsung 40GB Ultra-ATA/133 HDD (8 W vs 7 W). Interface: Serial ATA II on the Samsung 160GB SATA II HDD, Ultra-ATA/133 on the Samsung 40GB Ultra-ATA/133 HDD.

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

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Differences highlightedShow differences only (on)
Comparison of 160GB SATA II HDD, 40GB Ultra-ATA/133 HDD
29 specifications
Features3 differ
HDD capacityDiffers160 GB40 GB
InterfaceDiffersSerial ATA IIUltra-ATA/133
Storage drive buffer sizeDiffers8 MB2 MB
Full stroke seek timeKnown for oneUnknown — not stated by the source18 ms
Start/stop cyclesKnown for oneUnknown — not stated by the source50000
Power1 differ
Power consumption (typical)Differs8 W7 W
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °CUnknown — not stated by the source
Storage temperature (T-T)Known for one-40 - 70 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one5 - 90%Unknown — not stated by the source
Storage relative humidity (H-H)Known for one5 - 95%Unknown — not stated by the source
Operating altitudeKnown for one0 - 3000 mUnknown — not stated by the source
Non-operating altitudeKnown for one0 - 12000 mUnknown — not stated by the source
Other features1 differ
Drive device, transfer rateKnown for one300 MB/sUnknown — not stated by the source
Drive ready timeDiffers10 s5 s
Acoustic pressure emissionsKnown for oneUnknown — not stated by the source2.5 dB
Weight & dimensionsidentical
WidthKnown for oneUnknown — not stated by the source146.1 mm
DepthKnown for oneUnknown — not stated by the source101.6 mm
HeightKnown for oneUnknown — not stated by the source25.4 mm
WeightKnown for oneUnknown — not stated by the source631 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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