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Product comparison · 2 external hard drives

Buffalo HD-LEM1.0TU2 external hard drive vs Buffalo HD-PV640U2/BK external hard drive

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  • 12specifications compared
  • 8differ
  • 4identical
  • 11known for one product only

Key differences

  • HDD capacity
    • 1 TB
    • 640 GB
  • Bus powered
    • No
    • USB
  • Power consumption (typical)
    • 18 W
    • 2.5 W
  • Width
    • 38.1 mm
    • 16 mm
  • Depth
    • 190.5 mm
    • 130 mm
  • Height
    • 121.9 mm
    • 81 mm
  • Weight
    • 952 g
    • 190 g

Side by side

Differences highlightedShow differences only
23 specifications
A

Buffalo

HD-LEM1.0TU2 external hard drive

Model HD-LEM1.0TU2

View product
B

Buffalo

HD-PV640U2/BK external hard drive

Model HD-PV640U2/BK

View product
Hard drive1 differ
HDD capacityDiffers1 TB640 GB
InterfaceSerial ATASerial ATA
TypeHDDHDD
Ports & interfacesidentical
USB data transfer ratesKnown for one480 Mbit/s
FireWire 400Known for oneNo
FireWire 800Known for oneNo
Featuresidentical
Product colourBlackBlack
LED indicatorsKnown for oneYes
Power2 differ
Bus poweredDiffersNoUSB
External power adapterKnown for oneYes
AC adapter input voltageKnown for one100-240 V
AC adapter frequencyKnown for one50 - 60 Hz
Power consumption (typical)Differs18 W2.5 W
Weight & dimensions4 differ
WidthDiffers38.1 mm16 mm
DepthDiffers190.5 mm130 mm
HeightDiffers121.9 mm81 mm
WeightDiffers952 g190 g
Packaging dataidentical
Bundled softwareKnown for oneBackup Utility Buffalo Tools
Other features1 differ
USB 2.0 ports quantity11
USB requiredKnown for oneYes
Compatible operating systemsDiffersWindows 7 (32-bit/64-bit), Windows Vista (32-bit/64-bit), Windows XP, Mac OS X 10.4 or laterWindows 7/Vista/XP/Server 2003/2008 MacOS X 10.4+
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Operating relative humidity (H-H)Known for one20 - 80%

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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