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Product comparison · 2 external hard drives

ADATA 250GB Portable HDD vs ADATA CH94 Portable 500GB

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  • 12specifications compared
  • 4differ
  • 8identical
  • 14known for one product only

Key differences

  • HDD capacity
    • 250 GB
    • 500 GB
  • Product colour
    • Blue
    • Black
  • Dimensions (WxDxH)
    • 86.8 x 30.6 x 14.5 mm
    • 87.5 x 130.88 x 20.3 mm

Side by side

Differences highlightedShow differences only
26 specifications
A

ADATA

250GB Portable HDDView product
B

ADATA

CH94 Portable 500GBView product
Hard drive1 differ
HDD capacityDiffers250 GB500 GB
HDD size2.5"2.5"
TypeHDDHDD
HDD speedKnown for one5400 RPM
InterfaceKnown for oneSerial ATA
Storage drive buffer sizeKnown for one8 MB
Ports & interfacesidentical
Maximum data transfer rate480 Mbit/s480 Mbit/s
USB connectorKnown for oneUSB
USB versionKnown for one2.0
Features1 differ
Product colourDiffersBlueBlack
Plug and PlayYesYes
Poweridentical
Bus poweredKnown for oneUSB
Weight & dimensionsidentical
WidthKnown for one87.5 mm
DepthKnown for one130.9 mm
HeightKnown for one20.3 mm
Weight172 g172 g
Other features2 differ
InternalNoNo
Mac compatibilityYesYes
MaterialKnown for onePlastic
Quick start guideKnown for oneYes
USB 2.0 ports quantity11
USB cableKnown for oneUSB
USB requiredKnown for oneYes
Compatible operating systemsDiffersWindows 2000/XP/Vista/7 Mac x 10.4 Linux Kernal 2.4Windows 2000, XP, Vista, 7 Mac OS X 10.4 Linux Kernal 2.4
Dimensions (WxDxH)Differs86.8 x 30.6 x 14.5 mm87.5 x 130.88 x 20.3 mm
MountingKnown for oneHorizontal

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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