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Product comparison · 2 internal hard drives

Seagate Barracuda ES.2 1000GB 20pk vs Seagate Momentus 5400.3 SATA 60-GB 25pk

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  • 12specifications compared
  • 11differ
  • 1identical
  • 14known for one product only

Key differences

The Seagate Barracuda ES.2 1000GB 20pk has 1,800 RPM more HDD speed than the Seagate Momentus 5400.3 SATA 60-GB 25pk (7200 RPM vs 5400 RPM). The Seagate Barracuda ES.2 1000GB 20pk has 8 MB more storage drive buffer size than the Seagate Momentus 5400.3 SATA 60-GB 25pk (16 MB vs 8 MB). The Seagate Momentus 5400.3 SATA 60-GB 25pk has 2.5 ms more read seek time than the Seagate Barracuda ES.2 1000GB 20pk (11 ms vs 8.5 ms). HDD capacity: 1 TB on the Seagate Barracuda ES.2 1000GB 20pk, 60 GB on the Seagate Momentus 5400.3 SATA 60-GB 25pk. Interface: SAS on the Seagate Barracuda ES.2 1000GB 20pk, Serial ATA on the Seagate Momentus 5400.3 SATA 60-GB 25pk.

  • HDD capacity
    • 1 TB
    • 60 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • Interface
    • SAS
    • Serial ATA
  • Storage drive buffer size
    • 16 MB
    • 8 MB
  • Read seek time
    • 8.5 ms
    • 11 ms
  • Write seek time
    • 9.5 ms
    • 13 ms
  • Average latency
    • 4.16 ms
    • 5.6 ms
  • Width
    • 101.6 mm
    • 69.8 mm

Side by side

Differences highlightedShow differences only
26 specifications
A

Seagate

Barracuda ES.2 1000GB 20pkView product
B

Seagate

Momentus 5400.3 SATA 60-GB 25pkView product
Features7 differ
HDD capacityDiffers1 TB60 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeKnown for one3.5"
InterfaceDiffersSASSerial ATA
Component forKnown for oneLaptop
Storage drive buffer sizeDiffers16 MB8 MB
HDD number of headsKnown for one2
Read seek timeDiffers8.5 ms11 ms
Write seek timeDiffers9.5 ms13 ms
Average latencyDiffers4.16 ms5.6 ms
Bytes per sectorKnown for one512
Mean time between failures (MTBF)Known for one1200000 h
Poweridentical
Operating voltageKnown for one5 / 12 V
Start-up currentKnown for one3 A
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage relative humidity (H-H)Known for one-40 - 70%
Operating shockKnown for one350 G
Non-operating shockKnown for one900 G
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers147 mm100.8 mm
HeightDiffers26.1 mm9.7 mm
WeightDiffers530 g96 g
Other featuresidentical
Disks included quantityKnown for one1 pc(s)
Drive device, transfer rateKnown for one150 MB/s
Acoustic pressure emissionsKnown for one0.27 dB

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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