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Product comparison · 2 internal hard drives

Seagate DB35 7200.3 750GB Ultra ATA 100 20pk vs Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk

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  • 9specifications compared
  • 7differ
  • 2identical
  • 10known for one product only

Key differences

The Seagate DB35 7200.3 750GB Ultra ATA 100 20pk has 500 GB more HDD capacity than the Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk (750 GB vs 250 GB). The Seagate DB35 7200.3 750GB Ultra ATA 100 20pk has 1,800 RPM more HDD speed than the Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk (7200 RPM vs 5400 RPM). The Seagate DB35 7200.3 750GB Ultra ATA 100 20pk has 31.8 mm more width than the Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk (101.6 mm vs 69.8 mm). Interface: Ultra-ATA/100 on the Seagate DB35 7200.3 750GB Ultra ATA 100 20pk, Serial ATA on the Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk.

  • HDD capacity
    • 750 GB
    • 250 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • Interface
    • Ultra-ATA/100
    • Serial ATA
  • Width
    • 101.6 mm
    • 69.8 mm
  • Depth
    • 147 mm
    • 100.2 mm
  • Height
    • 26.1 mm
    • 9.5 mm
  • Weight
    • 720 g
    • 102 g

Side by side

Differences highlightedShow differences only
19 specifications
A

Seagate

DB35 7200.3 750GB Ultra ATA 100 20pkView product
B

Seagate

Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pkView product
Features3 differ
HDD capacityDiffers750 GB250 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersUltra-ATA/100Serial ATA
Storage drive buffer size8 MB8 MB
Component forKnown for oneLaptop
Read seek timeKnown for one12 ms
Write seek timeKnown for one14 ms
Average latencyKnown for one5.6 ms
Poweridentical
Operating voltageKnown for one5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Non-operating shockKnown for one300 G
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers147 mm100.2 mm
HeightDiffers26.1 mm9.5 mm
WeightDiffers720 g102 g
Other featuresidentical
InternalYesYes
Data transfer rateKnown for one3 Gbit/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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