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Product comparison · 2 internal hard drives

Samsung HD753LJ - 750GB HDD vs Seagate EE25.2 Series™ 2.5-inch HD 30GB PATA

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  • 18specifications compared
  • 15differ
  • 3identical
  • 10known for one product only

Key differences

The Samsung HD753LJ - 750GB HDD has 720 GB more HDD capacity than the Seagate EE25.2 Series™ 2.5-inch HD 30GB PATA (750 GB vs 30 GB). The Samsung HD753LJ - 750GB HDD has 1,800 RPM more HDD speed than the Seagate EE25.2 Series™ 2.5-inch HD 30GB PATA (7200 RPM vs 5400 RPM). The Samsung HD753LJ - 750GB HDD has 1" more HDD size than the Seagate EE25.2 Series™ 2.5-inch HD 30GB PATA (3.5" vs 2.5"). Interface: Serial ATA II on the Samsung HD753LJ - 750GB HDD, IDE/ATA on the Seagate EE25.2 Series™ 2.5-inch HD 30GB PATA. Operating voltage: 5 / 12 V on the Samsung HD753LJ - 750GB HDD, 5 V on the Seagate EE25.2 Series™ 2.5-inch HD 30GB PATA.

  • HDD capacity
    • 750 GB
    • 30 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Interface
    • Serial ATA II
    • IDE/ATA
  • Storage drive buffer size
    • 32 MB
    • 8 MB
  • Average seek time
    • 8.9 ms
    • 11 ms
  • Average latency
    • 4.17 ms
    • 5.5 ms
  • Operating voltage
    • 5 / 12 V
    • 5 V

Side by side

Differences highlightedShow differences only
28 specifications
A

Samsung

HD753LJ - 750GB HDDView product
B

Seagate

EE25.2 Series™ 2.5-inch HD 30GB PATAView product
Features7 differ
HDD capacityDiffers750 GB30 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceDiffersSerial ATA IIIDE/ATA
Storage drive buffer sizeDiffers32 MB8 MB
Average seek timeDiffers8.9 ms11 ms
Average latencyDiffers4.17 ms5.5 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Power1 differ
Power consumption (typical)Known for one7.7 W
Power consumption (standby)Known for one1.2 W
Power consumption (PowerSave)Known for one1.2 W
Operating voltageDiffers5 / 12 V5 V
Operational conditions3 differ
Operating temperature (T-T)Differs0 - 60 °C30 - 85 °C
Storage temperature (T-T)Differs-40 - 70 °C40 - 95 °C
Operating altitudeKnown for one-300 - 3000 m
Non-operating altitudeDiffers-300 - 12000 m15000
Operating shockKnown for one70 G
Non-operating shockKnown for one350 G
Weight & dimensions4 differ
WidthDiffers101.5 mm69.8 mm
DepthDiffers147 mm100.2 mm
HeightDiffers26.1 mm9.5 mm
WeightDiffers640 g102 g
Other featuresidentical
Power requirementsKnown for one+5V±5%, +12V±10%
Drive ready timeKnown for one12 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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