Product comparison · 2 internal hard drives

Seagate DB35 7200.3 160GB Ultra ATA/100 20pk vs Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk

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  • 9specifications compared
  • 8differ
  • 1identical
  • 11known for one product only

Key differences

The Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk has 90 GB more HDD capacity than the Seagate DB35 7200.3 160GB Ultra ATA/100 20pk (250 GB vs 160 GB). The Seagate DB35 7200.3 160GB 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 Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk has 6 MB more storage drive buffer size than the Seagate DB35 7200.3 160GB Ultra ATA/100 20pk (8 MB vs 2 MB). Interface: Ultra-ATA/100 on the Seagate DB35 7200.3 160GB Ultra ATA/100 20pk, Serial ATA on the Seagate Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk.

  • HDD capacity
    • DB35 7200.3 160GB Ultra ATA/100 20pk:160 GB
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:250 GB
  • HDD speed
    • DB35 7200.3 160GB Ultra ATA/100 20pk:7200 RPM
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:5400 RPM
  • Interface
    • DB35 7200.3 160GB Ultra ATA/100 20pk:Ultra-ATA/100
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:Serial ATA
  • Storage drive buffer size
    • DB35 7200.3 160GB Ultra ATA/100 20pk:2 MB
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:8 MB
  • Width
    • DB35 7200.3 160GB Ultra ATA/100 20pk:101.6 mm
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:69.8 mm
  • Depth
    • DB35 7200.3 160GB Ultra ATA/100 20pk:147 mm
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:100.2 mm
  • Height
    • DB35 7200.3 160GB Ultra ATA/100 20pk:20 mm
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:9.5 mm
  • Weight
    • DB35 7200.3 160GB Ultra ATA/100 20pk:380 g
    • Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk:102 g

Side by side

Differences highlightedShow differences only (off)
Comparison of DB35 7200.3 160GB Ultra ATA/100 20pk, Momentus 5400.4 SATA 3Gb/s 250-GB HD 25pk
20 specifications
Features4 differ
HDD capacityDiffers160 GB250 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeKnown for one3.5"Unknown — not stated by the source
InterfaceDiffersUltra-ATA/100Serial ATA
Storage drive buffer sizeDiffers2 MB8 MB
Component forKnown for oneUnknown — not stated by the sourceLaptop
Read seek timeKnown for oneUnknown — not stated by the source12 ms
Write seek timeKnown for oneUnknown — not stated by the source14 ms
Average latencyKnown for oneUnknown — not stated by the source5.6 ms
Poweridentical
Operating voltageKnown for one5 / 12 VUnknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °CUnknown — not stated by the source
Storage temperature (T-T)Known for one-40 - 70 °CUnknown — not stated by the source
Non-operating shockKnown for one350 GUnknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers147 mm100.2 mm
HeightDiffers20 mm9.5 mm
WeightDiffers380 g102 g
Other featuresidentical
Drive device, transfer rateKnown for one100 MB/sUnknown — not stated by the source
InternalYesYes
Data transfer rateKnown for oneUnknown — not stated by the source3 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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