Product comparison · 2 external hard drives

ADATA CH91 external hard drive vs Seagate FreeAgent Desk 2TB

Key differences

Differences highlightedShow differences only

Comparison of CH91, FreeAgent Desk 2TB
22 specifications	A ADATA CH91 external hard drive Model CH91 View product	B Seagate FreeAgent Desk 2TB View product
Hard drive2 differ
HDD capacityDiffers	320 GB	2 TB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Ports & interfacesidentical
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
Featuresidentical
Product colourKnown for one	Blue	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Bus poweredKnown for one	USB	Unknown — not stated by the source
Packaging dataidentical
Bundled softwareKnown for one	HDD to go	Unknown — not stated by the source
Other featuresidentical
Interface typeKnown for one	USB 2.0	Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
USB cableKnown for one	USB	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 2000, XP, Vista Mac OS X 10.4 Linux Kernal 2.4	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	134 x 82 x 15.7 mm	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	33 mm
DepthKnown for one	Unknown — not stated by the source	172 mm
HeightKnown for one	Unknown — not stated by the source	175 mm
WeightKnown for one	Unknown — not stated by the source	1 kg

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.