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Product comparison · 2 internal hard drives

Samsung 320GB Ultra-ATA/133 HDD vs Seagate EE25 Series 20GB SATA

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  • 19specifications compared
  • 16differ
  • 3identical
  • 14known for one product only

Key differences

  • HDD capacity
    • 320 GB
    • 20 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Interface
    • Ultra-ATA/133
    • Serial ATA
  • Average latency
    • 4.17 ms
    • 5.6 ms
  • Mean time between failures (MTBF)
    • 600000 h
    • 550000 h
  • Power consumption (standby)
    • 0.45 W
    • 0.26 W
  • Operating voltage
    • 5 / 12 V
    • 5 V

Side by side

Differences highlightedShow differences only
33 specifications
A

Samsung

320GB Ultra-ATA/133 HDDView product
B

Seagate

EE25 Series 20GB SATAView product
Features6 differ
HDD capacityDiffers320 GB20 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceDiffersUltra-ATA/133Serial ATA
Storage drive buffer size8 MB8 MB
Full stroke seek timeKnown for one18 ms
Track to track seek timeKnown for one0.8 ms
Average seek timeKnown for one8.9 ms
Average latencyDiffers4.17 ms5.6 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Differs600000 h550000 h
Read seek timeKnown for one12.5 ms
Write seek timeKnown for one14.5 ms
Power2 differ
Power consumption (typical)Known for one8 W
Power consumption (standby)Differs0.45 W0.26 W
Operating voltageDiffers5 / 12 V5 V
Operational conditions7 differ
Operating temperature (T-T)Differs0 - 60 °C-20 - 75 °C
Storage temperature (T-T)Differs-40 - 70 °C-40 - 95 °C
Operating relative humidity (H-H)Differs5 - 90%5 - 95%
Storage relative humidity (H-H)5 - 95%5 - 95%
Operating altitudeDiffers0 - 3000 m-304.8 - 4419 m
Non-operating altitudeDiffers0 - 12000 m-304.8 - 12192 m
Operating shockDiffers63 G200 G
Non-operating shockDiffers300 G800 G
Weight & dimensions1 differ
WidthKnown for one147 mm
DepthKnown for one101.6 mm
HeightKnown for one26.1 mm
WeightDiffers651 g100 g
Other featuresidentical
Drive ready timeKnown for one10 s
InternalYesYes
Dimensions (WxDxH)Known for one69.85 x 100.2 x 9.5 mm
Acoustic pressure emissionsKnown for one2.3 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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