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Product comparison · 2 internal hard drives

Samsung 334GB HDD vs Seagate 40GB Serial ATA

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  • 29specifications compared
  • 24differ
  • 5identical
  • 10known for one product only

Key differences

The Samsung 334GB HDD has 280 GB more HDD capacity than the Seagate 40GB Serial ATA (320 GB vs 40 GB). The Samsung 334GB HDD has 1,800 RPM more HDD speed than the Seagate 40GB Serial ATA (7200 RPM vs 5400 RPM). The Samsung 334GB HDD has 1" more HDD size than the Seagate 40GB Serial ATA (3.5" vs 2.5"). Interface: Serial ATA II on the Samsung 334GB HDD, Serial ATA on the Seagate 40GB Serial ATA. Operating voltage: 5 / 12 V on the Samsung 334GB HDD, 5 V on the Seagate 40GB Serial ATA.

  • HDD capacity
    • 320 GB
    • 40 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Interface
    • Serial ATA II
    • Serial ATA
  • Average seek time
    • 8.9 ms
    • 12.5 ms
  • Average latency
    • 4.17 ms
    • 5.6 ms
  • Start/stop cycles
    • 50000
    • 300000
  • Power consumption (standby)
    • 1.13 W
    • 0.26 W

Side by side

Differences highlightedShow differences only
39 specifications
A

Samsung

334GB HDDView product
B

Seagate

40GB Serial ATAView product
Features7 differ
HDD capacityDiffers320 GB40 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceDiffersSerial ATA IISerial ATA
HDD number of headsKnown for one1
Read seek timeKnown for one13 ms
Write seek timeKnown for one14 ms
Full stroke seek timeKnown for one23 ms
Track to track seek timeKnown for one1.5 ms
Average seek timeDiffers8.9 ms12.5 ms
Average latencyDiffers4.17 ms5.6 ms
Start/stop cyclesDiffers50000300000
Power7 differ
Power consumption (standby)Differs1.13 W0.26 W
Power consumption (PowerSave)Differs1.13 W0.26 W
Power consumption (idle)Differs5.32 W1.65 W
Power consumption (read)Differs6.64 W1.4 W
Power consumption (write)Differs6.64 W1.5 W
Operating voltageDiffers5 / 12 V5 V
Start-up currentDiffers2 A1.3 A
Operational conditions6 differ
Operating temperature (T-T)Differs0 - 60 °C-30 - 85 °C
Storage temperature (T-T)Differs-40 - 70 °C-40 - 95 °C
Operating vibrationKnown for one2 G
Non-operating vibrationKnown for one5 G
Operating altitudeDiffers-300 - 3000 m-304.8 - 5500 m
Non-operating altitudeDiffers-300 - 12000 m-304.8 - 12192 m
Operating shockDiffers70 G300 G
Non-operating shockDiffers350 G900 G
Weight & dimensions4 differ
WidthDiffers101.5 mm69.8 mm
DepthDiffers147 mm100.2 mm
HeightDiffers26.1 mm9.5 mm
WeightDiffers470 g102 g
Packaging dataidentical
Quantity per packKnown for one1 pc(s)
Other featuresidentical
Windows operating systems supportedKnown for oneYes
Drive ready timeKnown for one8 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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