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Product comparison · 2 internal hard drives

Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk vs Seagate EE25.2 Series™ 2.5-inch HD 30GB SATA

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  • 14specifications compared
  • 12differ
  • 2identical
  • 15known for one product only

Key differences

The Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk has 220 GB more HDD capacity than the Seagate EE25.2 Series™ 2.5-inch HD 30GB SATA (250 GB vs 30 GB). The Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk has 1,800 RPM more HDD speed than the Seagate EE25.2 Series™ 2.5-inch HD 30GB SATA (7200 RPM vs 5400 RPM). The Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk has 1" more HDD size than the Seagate EE25.2 Series™ 2.5-inch HD 30GB SATA (3.5" vs 2.5"). Operating voltage: 5 / 12 V on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk, 5 V on the Seagate EE25.2 Series™ 2.5-inch HD 30GB SATA. Operating temperature (T-T): 5 - 55 °C on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pk, 30 - 85 °C on the Seagate EE25.2 Series™ 2.5-inch HD 30GB SATA.

  • HDD capacity
    • 250 GB
    • 30 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • HDD size
    • 3.5"
    • 2.5"
  • Storage drive buffer size
    • 16 MB
    • 8 MB
  • Average latency
    • 4.16 ms
    • 5.5 ms
  • Operating voltage
    • 5 / 12 V
    • 5 V
  • Operating temperature (T-T)
    • 5 - 55 °C
    • 30 - 85 °C
  • Storage temperature (T-T)
    • -40 - 70 °C
    • 40 - 95 °C

Side by side

Differences highlightedShow differences only
29 specifications
A

Seagate

Barracuda ES.2 SATA 3.0-Gb/s 250-GB HD 20pkView product
B

Seagate

EE25.2 Series™ 2.5-inch HD 30GB SATAView product
Features5 differ
HDD capacityDiffers250 GB30 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeDiffers3.5"2.5"
InterfaceSerial ATASerial ATA
Storage drive buffer sizeDiffers16 MB8 MB
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Track to track seek timeKnown for one0.8 ms
Average latencyDiffers4.16 ms5.5 ms
Bytes per sectorKnown for one512
Mean time between failures (MTBF)Known for one1200000 h
Average seek timeKnown for one11 ms
Power1 differ
Operating voltageDiffers5 / 12 V5 V
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 55 °C30 - 85 °C
Storage temperature (T-T)Differs-40 - 70 °C40 - 95 °C
Operating shockKnown for one63 G
Non-operating shockKnown for one300 G
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Non-operating altitudeKnown for one15000
Weight & dimensions4 differ
WidthDiffers101.6 mm69.8 mm
DepthDiffers147 mm100.2 mm
HeightDiffers20 mm9.5 mm
WeightDiffers362 g102 g
Other featuresidentical
HDD transfer rateKnown for one1287 Mbit/s
Data transfer rateKnown for one3 Gbit/s
InternalYesYes
USB poweredKnown for oneNo
Sustained data rateKnown for one105 MB/s

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