Comparative overview of newsreaders

Grabit Newsbin Pro NewsReactor
NewsRover
NewsLeecher Usenet Explorer NewsPro Xnews
SABnzbd and Ninan
BNR2
Forte Agent
PowerGrab
Multi-server combining
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*2
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Multi-server combining
Support for server priorities
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*2
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Support for server priorities
XPAT support
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XPAT support
Built-in search engine
image*3
   
image*3
image*3
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      Built-in search engine
Download automatically
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image*1
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Download automatically
RAR/PAR processing
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image *4
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      RAR/PAR processing
Virtual Usenet newsgroups
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Virtual Usenet newsgroups
Headers filter
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Headers filter
Take headers ‘sample’
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Take headers ‘sample’
Import NZB files
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*2
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Import NZB files
Download speed limiter
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Download speed limiter
Shutdown PC when done
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Shutdown PC when done
Linux version available
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Linux version available
Support forum available
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Support forum available
Socks proxy support        
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      Socks proxy support
Difficulty
easy
moderate
easy
moderate
easy
moderate
moderate
moderate
easy
moderate
moderate
easy
Difficulty
Clearness of the User Interface
+
+ / -
+
-
+
-
-
+ / -
+
-
+ / -
+
Clearness of the User Interface
Price
free
$35
€15
$29.95
$19.99 *5
$35
€ 35
free
free
free
$29
free
Price
Targeted users
beginners
beginners &
advanced
beginners
advanced
beginners &
advanced
(beginners)
advanced &
experts
advanced &
experts
beginners &
advanced
beginners & advenced
advanced
beginners
beginners
Targeted users
Remarks      
       
Has no regular user interface, use your browser to operate the program.
    Low memoryuse
Development has stopped.
Official website is down.
Remarks

Not every newsreader has a Linux version, but some may work with Wine. NewsBin Pro does.

*1 = downloading automatically is possible, but incomplete files will not be downloaded.
*2 = This is only possible by editing .ini files or by installing a plug-in. More information
*3 = not for free. Grabit's search engine can be used freely 5 times a day, after that you'll have to pay. NewsRover's search engine is free for the first year and costs $9.95 per year after the first year. NewsLeecher charges $29.95 per year for its 'SuperSeach'-service plus NewsLeecher upgrades.
*4 = Since version 3.9 (beta 1)
*5 = Free upgrades for just one year. Also see *3 above for the combination of NewsLeecher upgrades & SuperSearch.

Any errors in this overview? Let me know!