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Canon CanoScan D646U

Canon CanoScan D646U
alaScore 74

39 reviews

Dec, 2018

alaTest has collected and analyzed 39 reviews of Canon CanoScan D646U. The average rating for this product is 4.1/5, compared to an average rating of 4.0/5 for other products in the same category for all reviews.

We analyzed user and expert ratings, product age and more factors. Compared to other products in the same category the Canon CanoScan D646U is awarded an overall alaScore™ of 74/100 = Good quality.

Review analysis

(Based on 39 reviews)

1 expert reviews

User Reviews  


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Showing 1 - 6 of 6 Show Reviews: in English | in other languages (33)

Consumer review ( review summary for Canon CanoScan D646U


alaTest has collected and analyzed 3 user reviews of Canon CanoScan D646U from The average user rating for this product is 4.0/5, compared to an average user rating of 3.9/5 for other products in the same category on

100% of the reviews on give this product a positive rating.

This summary is based on the products: Canon CanoScan D646U USB Flatbed ScannerCanon CanoScan D646U USB Flatbed Scanner

Dec, 2018

Consumer review (

Scanner with a good prize/quality


I've got my d646u for a 2 month now and I have been very satisfied for the product. I was looking for a cheap scanner for school projects, and I found even more.

Good prize v quality ; Z-lit cover ; Outlook

No quick keys ; I little bit slow

Jul, 2002

Consumer review (

Yes it's slow, so what?


Z-lid cover for easy book scanning, nice OCR package, cheap price

somewhat slow scanning

Apr, 2002

Consumer review (

Yes it's slow, so what?


I bought my Canoscan D646U last year. My main purpose to buy it is that i hope that i won't have to type everything. I needed the OCR!

Z-lid cover for easy book scanning, nice OCR package, cheap price

somewhat slow scanning

Apr, 2002

Product Specifications

Canon has developed new technologies, diversifying its operations to become a leading company in fields from cameras to business machines, as well as imaging and information. Canon's advanced technology delivers high-quality color scanning at an entry-level price. The stylish and compact CanoScan D646U is easy to set up with a Mac or PC to produce outstanding high-resolution images. Its unique Z-lid design means it can scan from larger documents such as books and magazines, and its powerful imaging and OCR software guarantees superb results.


Energy Star certified: Yes

Dimensions & Weight


Energy Management

Power consumption (typical):14


Compatibility:Mac / PC
Packaged Quantity:1
Product Line:Canon CanoScan

Other Features

Compatibility:Yes, non-machine specific device
Dimensions (WxDxH):10.1 x 17 x 2.4

Packaging Content

Bundled software:ScanGear CS-U, ScanGear Toolbox, OmniPage Pro 9.0 for Windows, Canon Plug-in Module CS-U, CanoScan Toolbox, and OmniPage SE for Mac OS; ArcSoft Photo Studio 2000, CanoScan Setup Utility, and Adobe Acrobat Reader for both Windows/Mac OS


Power consumption (typical):14


Color Depth:42-bit color
Document Feeder Type:Manual load
Form Factor:Desktop
Grayscale Depth:14-bit gray
Input Type:Color
Interface Type:USB
Interface Type (2nd): None
Max H-Optical Resolution:600dpi
Max Supported Document Size:8.5 in x 11.7 in
Max Supported Media Size:8.5 in x 11.7 in
Max V-Optical Resolution:1200dpi
Media Feeder Type:Manual load
Supported Document Type:Plain paper
Supported Media Type:Plain paper
Type:Flatbed scanner


Color scanning: Yes
Maximum scan size:8.5 x 11.7

Service & Support

Type:1 year warranty

System Requirements

Compatible operating systems:Microsoft Windows98/2000Pro/Me, Mac OS.8.6 or later
OS Required:Apple MacOS 8.6 or later / Microsoft Windows 2000 Professional / Microsoft Windows 98/ME

Weight & Dimensions