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Product comparison · 2 external hard drives

Buffalo HD-PV640U2/BK-EU external hard drive vs Buffalo HD-WL4TSU2R1-EU external hard drive

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  • 14specifications compared
  • 9differ
  • 5identical
  • 15known for one product only

Key differences

  • HDD capacity
    • 640 GB
    • 4 TB
  • Interface
    • Serial ATA
    • Serial ATA II
  • Bus powered
    • USB
    • No
  • Power consumption (typical)
    • 2.5 W
    • 36 W
  • Width
    • 81 mm
    • 127 mm
  • Depth
    • 16 mm
    • 204 mm
  • Height
    • 130 mm
    • 86 mm
  • Weight
    • 190 g
    • 2.1 kg

Side by side

Differences highlightedShow differences only
29 specifications
A

Buffalo

HD-PV640U2/BK-EU external hard drive

Model HD-PV640U2/BK-EU

View product
B

Buffalo

HD-WL4TSU2R1-EU external hard drive

Model HD-WL4TSU2R1-EU

View product
Hard drive2 differ
HDD capacityDiffers640 GB4 TB
InterfaceDiffersSerial ATASerial ATA II
TypeHDDHDD
RAID levelsKnown for one0, 1
Ports & interfacesidentical
Ethernet LANNoNo
eSATAKnown for oneYes
FireWire 400Known for oneNo
FireWire 800Known for oneNo
Featuresidentical
Product colourBlackBlack
Plug and PlayKnown for oneYes
LED indicatorsKnown for oneYes
Power2 differ
Bus poweredDiffersUSBNo
Power consumption (typical)Differs2.5 W36 W
Weight & dimensions4 differ
WidthDiffers81 mm127 mm
DepthDiffers16 mm204 mm
HeightDiffers130 mm86 mm
WeightDiffers190 g2.1 kg
Other features1 differ
InternalNoNo
Mac compatibilityKnown for oneYes
Power requirementsKnown for oneAC 100-240V 50/60HZ
Supported data transfer ratesKnown for one480Mbps, 3Gbps
USB 2.0 ports quantity11
USB requiredKnown for oneYes
Compatible operating systemsDiffersWindows 7 (32/64-Bit), Windows Vista (32/64-Bit), Windows XP, Windows 2000, Mac OS x 10.4Windows 7(32/64-bit), Vista(32/64-bit), XP, Windows Server 2008 R2(64-bit), 2008(32/64-bit), 2003 R2(32-bit), 2003(32-bit), Mac OS 10.4
Drive baysKnown for one2
HDD transfer rateKnown for one480 Mbit/s
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
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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