Product comparison · 2 internal hard drives

Samsung 750GB Serial ATA II HDD vs Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk

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  • 17specifications compared
  • 9differ
  • 8identical
  • 18known for one product only

Key differences

The Samsung 750GB Serial ATA II HDD has 500 GB more HDD capacity than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk (750 GB vs 250 GB). The Samsung 750GB Serial ATA II HDD has 0.01 ms more average latency than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk (4.17 ms vs 4.16 ms). The Samsung 750GB Serial ATA II HDD has 7 G more operating shock than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk (70 G vs 63 G). Interface: Serial ATA II on the Samsung 750GB Serial ATA II HDD, Serial ATA on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk. Operating temperature (T-T): 0 - 60 °C on the Samsung 750GB Serial ATA II HDD, 5 - 55 °C on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk.

  • HDD capacity
    • 750GB Serial ATA II HDD:750 GB
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:250 GB
  • Interface
    • 750GB Serial ATA II HDD:Serial ATA II
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:Serial ATA
  • Average latency
    • 750GB Serial ATA II HDD:4.17 ms
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:4.16 ms
  • Operating temperature (T-T)
    • 750GB Serial ATA II HDD:0 - 60 °C
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:5 - 55 °C
  • Operating shock
    • 750GB Serial ATA II HDD:70 G
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:63 G
  • Non-operating shock
    • 750GB Serial ATA II HDD:350 G
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:300 G
  • Width
    • 750GB Serial ATA II HDD:101.5 mm
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:101.6 mm
  • Height
    • 750GB Serial ATA II HDD:26.1 mm
    • Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk:20 mm

Side by side

Differences highlightedShow differences only (on)
Comparison of 750GB Serial ATA II HDD, Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk
35 specifications
Features3 differ
HDD capacityDiffers750 GB250 GB
InterfaceDiffersSerial ATA IISerial ATA
Average seek timeKnown for one8.9 msUnknown — not stated by the source
Average latencyDiffers4.17 ms4.16 ms
Start/stop cyclesKnown for one50000Unknown — not stated by the source
Read seek timeKnown for oneUnknown — not stated by the source8.5 ms
Write seek timeKnown for oneUnknown — not stated by the source9.5 ms
Track to track seek timeKnown for oneUnknown — not stated by the source0.8 ms
Mean time between failures (MTBF)Known for oneUnknown — not stated by the source1200000 h
Poweridentical
Power consumption (typical)Known for one7.9 WUnknown — not stated by the source
Power consumption (standby)Known for one0.8 WUnknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)Differs0 - 60 °C5 - 55 °C
Operating relative humidity (H-H)Known for one5 - 90%Unknown — not stated by the source
Storage relative humidity (H-H)Known for one5 - 95%Unknown — not stated by the source
Operating altitudeKnown for one-300 - 3000 mUnknown — not stated by the source
Non-operating altitudeKnown for one-300 - 12000 mUnknown — not stated by the source
Operating shockDiffers70 G63 G
Non-operating shockDiffers350 G300 G
Weight & dimensions3 differ
WidthDiffers101.5 mm101.6 mm
HeightDiffers26.1 mm20 mm
WeightDiffers640 g362 g
Other featuresidentical
Power requirementsKnown for one+5V±5%, +12V±10%Unknown — not stated by the source
Drive ready timeKnown for one12 sUnknown — not stated by the source
HDD transfer rateKnown for oneUnknown — not stated by the source1287 Mbit/s
Data transfer rateKnown for oneUnknown — not stated by the source3 Gbit/s
USB poweredKnown for oneUnknown — not stated by the sourceNo
Sustained data rateKnown for oneUnknown — not stated by the source105 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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