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Product comparison · 2 internal hard drives

Samsung 400GB HDD vs Seagate 160GB 2.5" Ultra ATA/100

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  • 23specifications compared
  • 15differ
  • 8identical
  • 18known for one product only

Key differences

The Samsung 400GB HDD has 240 GB more HDD capacity than the Seagate 160GB 2.5" Ultra ATA/100 (400 GB vs 160 GB). The Samsung 400GB HDD has 1,800 RPM more HDD speed than the Seagate 160GB 2.5" Ultra ATA/100 (7200 RPM vs 5400 RPM). The Samsung 400GB HDD has 1" more HDD size than the Seagate 160GB 2.5" Ultra ATA/100 (3.5" vs 2.5"). Operating voltage: 5 / 12 V on the Samsung 400GB HDD, 5 V on the Seagate 160GB 2.5" Ultra ATA/100. Operating altitude: -304.8 - 3048 m on the Samsung 400GB HDD, -60.96 - 3048 m on the Seagate 160GB 2.5" Ultra ATA/100.

  • HDD capacity
    • 400 GB
    • 160 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Average latency
    • 4.17 ms
    • 5.6 ms
  • Power consumption (standby)
    • 0.6 W
    • 0.2 W
  • Power consumption (idle)
    • 7.2 W
    • 0.8 W
  • Operating voltage
    • 5 / 12 V
    • 5 V
  • Operating altitude
    • -304.8 - 3048 m
    • -60.96 - 3048 m

Side by side

Differences highlightedShow differences only
41 specifications
A

Samsung

400GB HDDView product
B

Seagate

160GB 2.5" Ultra ATA/100View product
Features4 differ
HDD capacityDiffers400 GB160 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceUltra-ATA/100Ultra-ATA/100
TypeHDDHDD
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 sector512512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one600000 h
Component forKnown for oneLaptop
HDD number of headsKnown for one4
Read seek timeKnown for one12.5 ms
Write seek timeKnown for one13 ms
Power3 differ
Power consumption (typical)Known for one8.7 W
Power consumption (standby)Differs0.6 W0.2 W
Power consumption (PowerSave)Known for one0.6 W
Power consumption (idle)Differs7.2 W0.8 W
Operating voltageDiffers5 / 12 V5 V
Power consumption (read)Known for one2 W
Power consumption (write)Known for one1.8 W
Start-up currentKnown for one1 A
Operational conditions4 differ
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)5 - 90%5 - 90%
Storage relative humidity (H-H)5 - 95%5 - 95%
Operating vibrationKnown for one1 G
Non-operating vibrationKnown for one2 G
Operating altitudeDiffers-304.8 - 3048 m-60.96 - 3048 m
Non-operating altitudeDiffers-304.8 - 12192 m-60.96 - 12192 m
Operating shockDiffers63 G350 G
Non-operating shockDiffers300 G900 G
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers146.1 mm100.2 mm
HeightDiffers25.4 mm9.5 mm
WeightDiffers653 g102 g
Other featuresidentical
Drive ready timeKnown for one10 s
Sustained data rateKnown for one44 MB/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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