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Product comparison · 2 external hard drives

ADATA CH11 USB 3.0 640GB vs Freecom Mobile Drive Classic 2.0 500GB

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  • 16specifications compared
  • 12differ
  • 4identical
  • 17known for one product only

Key differences

  • HDD capacity
    • 640 GB
    • 500 GB
  • Maximum data transfer rate
    • 5000 Mbit/s
    • 480 Mbit/s
  • USB connector
    • Micro-USB B
    • USB
  • USB version
    • 3.2 Gen 1 (3.1 Gen 1)
    • 2.0
  • Product colour
    • Black
    • White
  • Width
    • 81.5 mm
    • 139 mm
  • Depth
    • 21 mm
    • 83 mm
  • Height
    • 120 mm
    • 20 mm

Side by side

Differences highlightedShow differences only
33 specifications
A

ADATA

CH11 USB 3.0 640GBView product
B

Freecom

Mobile Drive Classic 2.0 500GBView product
Hard drive1 differ
HDD capacityDiffers640 GB500 GB
HDD speedKnown for one5400 RPM
HDD size2.5"2.5"
TypeHDDHDD
Storage drive average seek timeKnown for one13 ms
Storage drive buffer sizeKnown for one8 MB
Read speedKnown for one90 MB/s
Ports & interfaces3 differ
Maximum data transfer rateDiffers5000 Mbit/s480 Mbit/s
USB connectorDiffersMicro-USB BUSB
USB versionDiffers3.2 Gen 1 (3.1 Gen 1)2.0
Features3 differ
Product colourDiffersBlackWhite
Windows operating systems supportedDiffersWindows 2000, Windows 2000 Professional, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista HomYes
Mac operating systems supportedDiffersMac OS 9.0, Mac OS 9.1, Mac OS 9.2, Mac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 LionYes
Plug and PlayKnown for oneYes
Securityidentical
Fingerprint readerKnown for oneNo
Poweridentical
Bus poweredUSBUSB
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 35 °C
Weight & dimensions4 differ
WidthDiffers81.5 mm139 mm
DepthDiffers21 mm83 mm
HeightDiffers120 mm20 mm
WeightDiffers186 g200 g
Packaging dataidentical
Cables includedUSBUSB
Other features1 differ
Average latencyKnown for one4.2 ms
Connectivity technologyKnown for oneWired
Mean time between failures (MTBF)Known for one50000 h
Minimum RAMKnown for one256 MB
Minimum processorKnown for onePentium-III 900MHz
Quick start guideDiffersNoYes
Track to track seek timeKnown for one3 ms
InternalKnown for oneNo
Mac compatibilityKnown for oneYes
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one1
USB requiredKnown 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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