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Product comparison · 2 internal hard drives

Samsung 160GB Serial ATA II HDD, 20-PK vs Samsung 400GB Serial ATA II HDD

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  • 25specifications compared
  • 9differ
  • 16identical
  • 2known for one product only

Key differences

The Samsung 400GB Serial ATA II HDD has 240 GB more HDD capacity than the Samsung 160GB Serial ATA II HDD, 20-PK (400 GB vs 160 GB). The Samsung 400GB Serial ATA II HDD has 8 MB more storage drive buffer size than the Samsung 160GB Serial ATA II HDD, 20-PK (16 MB vs 8 MB). The Samsung 400GB Serial ATA II HDD has 2 W more power consumption (typical) than the Samsung 160GB Serial ATA II HDD, 20-PK (10 W vs 8 W). Non-operating altitude: 12000 on the Samsung 160GB Serial ATA II HDD, 20-PK, 0 - 12000 m on the Samsung 400GB Serial ATA II HDD. Power requirements: +5V / +12V on the Samsung 160GB Serial ATA II HDD, 20-PK, +5V±5%;+12V±10% on the Samsung 400GB Serial ATA II HDD.

  • HDD capacity
    • 160 GB
    • 400 GB
  • Storage drive buffer size
    • 8 MB
    • 16 MB
  • Power consumption (typical)
    • 8 W
    • 10 W
  • Power consumption (standby)
    • 1.5 W
    • 1.3 W
  • Non-operating altitude
    • 12000
    • 0 - 12000 m
  • Non-operating shock
    • 350 G
    • 300 G
  • HDD transfer rate
    • 300 Mbit/s
    • 1000 Mbit/s
  • Power requirements
    • +5V / +12V
    • +5V±5%;+12V±10%

Side by side

Differences highlightedShow differences only
27 specifications
A

Samsung

160GB Serial ATA II HDD, 20-PKView product
B

Samsung

400GB Serial ATA II HDDView product
Features2 differ
HDD capacityDiffers160 GB400 GB
Storage drive buffer sizeDiffers8 MB16 MB
Power2 differ
Power consumption (typical)Differs8 W10 W
Power consumption (standby)Differs1.5 W1.3 W
Power consumption (PowerSave)Known for one1.5 W
Operational conditions2 differ
Non-operating altitudeDiffers120000 - 12000 m
Non-operating shockDiffers350 G300 G
Operating altitudeKnown for one0 - 3000 m
Other features3 differ
HDD transfer rateDiffers300 Mbit/s1000 Mbit/s
Power requirementsDiffers+5V / +12V+5V±5%;+12V±10%
Drive ready timeDiffers7 s10 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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