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Product comparison · 2 internal hard drives

Samsung 120GB Serial ATA I HDD vs Samsung 1TB HDD

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  • 19specifications compared
  • 15differ
  • 4identical
  • 17known for one product only

Key differences

  • HDD capacity
    • 120 GB
    • 1 TB
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • HDD size
    • 2.5"
    • 3.5"
  • Interface
    • Serial ATA
    • Serial ATA II
  • Storage drive buffer size
    • 8 MB
    • 16 MB
  • Full stroke seek time
    • 22 ms
    • 20 ms
  • Track to track seek time
    • 2 ms
    • 0.8 ms
  • Average seek time
    • 12 ms
    • 8.9 ms

Side by side

Differences highlightedShow differences only
36 specifications
A

Samsung

120GB Serial ATA I HDDView product
B

Samsung

1TB HDDView product
Features9 differ
HDD capacityDiffers120 GB1 TB
HDD speedDiffers5400 RPM7200 RPM
HDD sizeDiffers2.5"3.5"
InterfaceDiffersSerial ATASerial ATA II
TypeKnown for oneHDD
Storage drive buffer sizeDiffers8 MB16 MB
Full stroke seek timeDiffers22 ms20 ms
Track to track seek timeDiffers2 ms0.8 ms
Average seek timeDiffers12 ms8.9 ms
Average latencyDiffers5.6 ms4.17 ms
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one330000 h
Power2 differ
Power consumption (standby)Differs0.25 W1.2 W
Power consumption (idle)Known for one8.2 W
Power consumption (read)Known for one9.5 W
Power consumption (write)Known for one9.5 W
Operating voltageDiffers5 V5 / 12 V
Power consumption (typical)Known for one2.1 W
Power consumption (PowerSave)Known for one0.2 W
Operational conditions3 differ
Operating temperature (T-T)Differs5 - 55 °C0 - 60 °C
Operating altitudeKnown for one-304.8 - 3048 m
Non-operating altitudeKnown for one-304.8 - 12192 m
Operating shockDiffers325 G70 G
Non-operating shockDiffers1000 G350 G
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one147 mm
HeightKnown for one26.1 mm
WeightKnown for one810 g
Other features1 differ
Drive ready timeDiffers4 s10 s
Power requirementsKnown for one+5V
InternalKnown for oneYes
Acoustic pressure emissionsKnown for one2.2 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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