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Product comparison · 2 internal hard drives

Lenovo 750GB dual Port Hot-Swap SATAII HDD vs Samsung 250GB SATA

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  • 5specifications compared
  • 3differ
  • 2identical
  • 26known for one product only

Key differences

The Lenovo 750GB dual Port Hot-Swap SATAII HDD has 500 GB more HDD capacity than the Samsung 250GB SATA (750 GB vs 250 GB). The Lenovo 750GB dual Port Hot-Swap SATAII HDD has 1,800 RPM more HDD speed than the Samsung 250GB SATA (7200 RPM vs 5400 RPM). Interface: Serial ATA II on the Lenovo 750GB dual Port Hot-Swap SATAII HDD, Serial ATA on the Samsung 250GB SATA.

  • HDD capacity
    • 750 GB
    • 250 GB
  • HDD speed
    • 7200 RPM
    • 5400 RPM
  • Interface
    • Serial ATA II
    • Serial ATA

Side by side

Differences highlightedShow differences only
31 specifications
A

Lenovo

750GB dual Port Hot-Swap SATAII HDDView product
B

Samsung

250GB SATAView product
Features3 differ
HDD capacityDiffers750 GB250 GB
HDD speedDiffers7200 RPM5400 RPM
HDD size2.5"2.5"
InterfaceDiffersSerial ATA IISerial ATA
TypeKnown for oneHDD
Storage drive buffer sizeKnown for one8 MB
HDD interface transfer rateKnown for one1.5 Gbit/s
Average seek timeKnown for one12 ms
Bytes per sectorKnown for one512
Poweridentical
Power consumption (standby)Known for one0.25 W
Power consumption (off)Known for one0.2 W
Power consumption (read)Known for one2 W
Power consumption (write)Known for one2 W
Operating voltage5 V5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 55 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating vibrationKnown for one0.7 G
Operating altitudeKnown for one-300 - 3000 m
Non-operating altitudeKnown for one-400 - 15000 m
Operating shockKnown for one325 G
Non-operating shockKnown for one1000 G
Weight & dimensionsidentical
WidthKnown for one69.8 mm
DepthKnown for one100 mm
HeightKnown for one9.5 mm
WeightKnown for one102 g
Other featuresidentical
Drive device, transfer rateKnown for one150 MB/s
Drive ready timeKnown for one4 s
Maximum data transfer rateKnown for one826 Mbit/s
InternalKnown for oneYes

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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