Product comparison · 2 external hard drives

ADATA CH94 500GB vs ADATA CH94 640GB

Key differences

The ADATA CH94 640GB has 140 GB more HDD capacity than the ADATA CH94 500GB (640 GB vs 500 GB).

Differences highlightedShow differences only

Comparison of CH94 500GB, CH94 640GB
15 specifications	A ADATA CH94 500GB View product	B ADATA CH94 640GB View product
Hard drive1 differ
HDD capacityDiffers	500 GB	640 GB
HDD speedKnown for one	Variable	Unknown — not stated by the source
HDD size	2.5"	2.5"
Type	HDD	HDD
Featuresidentical
Product colour	Pink	Pink
Poweridentical
Bus powered	USB	USB
Weight & dimensionsidentical
Width	86.8 mm	86.8 mm
Depth	130.6 mm	130.6 mm
Height	14.5 mm	14.5 mm
Weight	172 g	172 g
Other featuresidentical
Integrated USB cable	Yes	Yes
Internal	No	No
USB 2.0 ports quantity	1	1
Compatible operating systems	Windows 2000, XP, Vista, 7 Mac OS X 10.4 Linux KERNEL 2.4	Windows 2000, XP, Vista, 7 Mac OS X 10.4 Linux KERNEL 2.4
Dimensions (WxDxH)	86.8 x 130.6 x 14.5 mm	86.8 x 130.6 x 14.5 mm

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.