Product comparison · 2 external hard drives

ADATA 320GB CH94 vs ADATA NH92 Portable 640GB

13specifications compared
7differ
6identical
18known for one product only

Key differences

HDD capacity
- 320GB CH94:320 GB
- NH92 Portable 640GB:640 GB
Product colour
- 320GB CH94:Black
- NH92 Portable 640GB:Pink
Bus powered
- 320GB CH94:No
- NH92 Portable 640GB:USB
Width
- 320GB CH94:130.6 mm
- NH92 Portable 640GB:75.8 mm
Depth
- 320GB CH94:86.8 mm
- NH92 Portable 640GB:118.5 mm
Height
- 320GB CH94:14.5 mm
- NH92 Portable 640GB:12 mm
Weight
- 320GB CH94:172 g
- NH92 Portable 640GB:152 g

Side by side

Differences highlightedShow differences only

Comparison of 320GB CH94, NH92 Portable 640GB
31 specifications	A ADATA 320GB CH94 View product	B ADATA NH92 Portable 640GB View product
Hard drive1 differ
HDD capacityDiffers	320 GB	640 GB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD size	2.5"	2.5"
Type	HDD	HDD
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
Ports & interfacesidentical
Maximum data transfer rate	480 Mbit/s	480 Mbit/s
USB connector	USB	USB
USB version	2.0	2.0
USB data transfer ratesKnown for one	480 Mbit/s	Unknown — not stated by the source
Features1 differ
Product colourDiffers	Black	Pink
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Windows operating systems supportedKnown for one	Windows 2000, Windows 7 Home Basic, Windows 7 Home Premium, Windows 7 Professional, Windows 7 Starter, Windows 7 Ultimate, Windows Vista Business, Windows Vista Enterprise, Windows Vista Home Basic, Windows Vista Home Premium, Windows Vista Ultimate, Windows XP Home, Windows XP Professional	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Bus poweredDiffers	No	USB
Weight & dimensions4 differ
WidthDiffers	130.6 mm	75.8 mm
DepthDiffers	86.8 mm	118.5 mm
HeightDiffers	14.5 mm	12 mm
WeightDiffers	172 g	152 g
Packaging dataidentical
Bundled softwareKnown for one	Unknown — not stated by the source	HDD to go
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	30 MB/s
InternalKnown for one	Unknown — not stated by the source	No
Mac compatibilityKnown for one	Unknown — not stated by the source	Yes
MaterialKnown for one	Unknown — not stated by the source	Aluminium
Quick start guideKnown for one	Unknown — not stated by the source	Yes
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB cableKnown for one	Unknown — not stated by the source	USB
USB required	Yes	Yes
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000, XP, Vista Mac OS X 10.4+ Linux Kernal 2.4+
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	75.8 x 118.5 x 12 mm
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source

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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