Product comparison · 2 external hard drives

ADATA CH11 USB 3.0 640GB vs Verbatim 1.5TB USB 3.0

14specifications compared
7differ
7identical
13known for one product only

Key differences

HDD capacity
- CH11 USB 3.0 640GB:640 GB
- 1.5TB USB 3.0:1.5 TB
Product colour
- CH11 USB 3.0 640GB:Black
- 1.5TB USB 3.0:Grey
Width
- CH11 USB 3.0 640GB:81.5 mm
- 1.5TB USB 3.0:121 mm
Depth
- CH11 USB 3.0 640GB:21 mm
- 1.5TB USB 3.0:80 mm
Height
- CH11 USB 3.0 640GB:120 mm
- 1.5TB USB 3.0:15 mm
Weight
- CH11 USB 3.0 640GB:186 g
- 1.5TB USB 3.0:184 g

Side by side

Differences highlightedShow differences only

Comparison of CH11 USB 3.0 640GB, 1.5TB USB 3.0
27 specifications	A ADATA CH11 USB 3.0 640GB View product	B Verbatim 1.5TB USB 3.0 View product
Hard drive1 differ
HDD capacityDiffers	640 GB	1.5 TB
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Type	HDD	HDD
Read speedKnown for one	90 MB/s	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Ports & interfacesidentical
Maximum data transfer rateKnown for one	5000 Mbit/s	Unknown — not stated by the source
USB connector	Micro-USB B	Micro-USB B
USB version	3.2 Gen 1 (3.1 Gen 1)	3.2 Gen 1 (3.1 Gen 1)
USB data transfer ratesKnown for one	Unknown — not stated by the source	5000 Mbit/s
Features2 differ
Product colourDiffers	Black	Grey
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Windows 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 Hom	Unknown — not stated by the source
Mac operating systems supportedDiffers	Mac 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 Lion	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 Lion
LED indicatorsKnown for one	Unknown — not stated by the source	Power, Yes
Poweridentical
Bus powered	USB	USB
Weight & dimensions4 differ
WidthDiffers	81.5 mm	121 mm
DepthDiffers	21 mm	80 mm
HeightDiffers	120 mm	15 mm
WeightDiffers	186 g	184 g
Packaging dataidentical
Cables included	USB	USB
Other featuresidentical
InternalKnown for one	No	Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	No	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	1	1
USB required	Yes	Yes
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000 Windows XP Windows Vista Windows 7 Windows 8 Linux kernel 2.6 +

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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