All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 internal hard drives

Dell 250GB 5.4k SATA HDD vs Seagate Constellation ES 7200.1 1TB

Add a product
  • 6specifications compared
  • 4differ
  • 2identical
  • 25known for one product only

Key differences

  • HDD capacity
    • 250 GB
    • 1 TB
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • HDD size
    • 2.5"
    • 3.5"
  • Operating voltage
    • 5 V
    • 5 / 12 V

Side by side

Differences highlightedShow differences only
31 specifications
A

Dell

250GB 5.4k SATA HDDView product
B

Seagate

Constellation ES 7200.1 1TBView product
Features3 differ
HDD capacityDiffers250 GB1 TB
HDD speedDiffers5400 RPM7200 RPM
HDD sizeDiffers2.5"3.5"
InterfaceSerial ATASerial ATA
TypeKnown for oneHDD
Storage drive buffer sizeKnown for one32 MB
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Average latencyKnown for one4.16 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one300000
Mean time between failures (MTBF)Known for one1200000 h
Power1 differ
Operating voltageDiffers5 V5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating shockKnown for one70 G
Non-operating shockKnown for one300 G
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one147 mm
HeightKnown for one26.1 mm
WeightKnown for one640 g
Other featuresidentical
HDD transfer rateKnown for one140 Mbit/s
Power requirementsKnown for one+12V, +5V
InternalYesYes
Ethernet LANKnown for oneNo
Fibre ChannelKnown for oneNo
FireWire 400Known for oneNo
FireWire 800Known for oneNo
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
USB poweredKnown for oneNo

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.

More internal hard drive comparisons

All internal hard drive comparisons