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Product comparison · 2 internal hard drives

Samsung 160GB Ultra-ATA/133 HDD, 20-PK vs Samsung 40GB Ultra-ATA/133 HDD, 20-PK

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  • 26specifications compared
  • 6differ
  • 20identical
  • 0known for one product only

Key differences

The Samsung 160GB Ultra-ATA/133 HDD, 20-PK has 120 GB more HDD capacity than the Samsung 40GB Ultra-ATA/133 HDD, 20-PK (160 GB vs 40 GB). The Samsung 160GB Ultra-ATA/133 HDD, 20-PK has 6 MB more storage drive buffer size than the Samsung 40GB Ultra-ATA/133 HDD, 20-PK (8 MB vs 2 MB). The Samsung 160GB Ultra-ATA/133 HDD, 20-PK has 100,000 h more mean time between failures (MTBF) than the Samsung 40GB Ultra-ATA/133 HDD, 20-PK (600000 h vs 500000 h). Operating temperature (T-T): 0 - 60 °C on the Samsung 160GB Ultra-ATA/133 HDD, 20-PK, 5 - 55 °C on the Samsung 40GB Ultra-ATA/133 HDD, 20-PK.

  • HDD capacity
    • 160 GB
    • 40 GB
  • Storage drive buffer size
    • 8 MB
    • 2 MB
  • Mean time between failures (MTBF)
    • 600000 h
    • 500000 h
  • Power consumption (typical)
    • 7.5 W
    • 7.1 W
  • Power consumption (PowerSave)
    • 0.4 W
    • 0.5 W
  • Operating temperature (T-T)
    • 0 - 60 °C
    • 5 - 55 °C

Side by side

Differences highlightedShow differences only
26 specifications
A

Samsung

160GB Ultra-ATA/133 HDD, 20-PKView product
B

Samsung

40GB Ultra-ATA/133 HDD, 20-PKView product
Features3 differ
HDD capacityDiffers160 GB40 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceUltra-ATA/133Ultra-ATA/133
Storage drive buffer sizeDiffers8 MB2 MB
Full stroke seek time18 ms18 ms
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)Differs600000 h500000 h
Power2 differ
Power consumption (typical)Differs7.5 W7.1 W
Power consumption (standby)0.5 W0.5 W
Power consumption (PowerSave)Differs0.4 W0.5 W
Operating voltage5 / 12 V5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)Differs0 - 60 °C5 - 55 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)5 - 90%5 - 90%
Storage relative humidity (H-H)5 - 95%5 - 95%
Non-operating altitude1200012000
Operating shock63 G63 G
Non-operating shock350 G350 G
Other featuresidentical
Power requirements+5V / +12V+5V / +12V
Drive device, transfer rate133 MB/s133 MB/s
Drive ready time7 s7 s
InternalYesYes

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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