The ranking is evaluating rating by Excellent, Very Good, Good, Fair and Poor 4 levels

Antivirus:

 1 BitDefender Antivirus 
 2 Kaspersky Anti-Virus 
 3 ESET Nod32 
 4 AVG Anti-Virus 
 5 Vipre Antivirus + Antispyware 
 6 F-Secure Anti-Virus 
 7 Trend Micro
 8 McAfee VirusScan 
 9 Norton AntiVirus 
10 CA Antivirus

p.s. evaluated by the following criteria
·Ease of Use
·Effective at Identifying Viruses and Worms
·Effective at Cleaning or Isolating Infected Files
·Activity Reporting
·Feature Set
·Ease of Installation and Setup
·Help Documentation

...more details

 

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AntiSpy:

 1 Spy Sweeper 
 2 CounterSpy 
 3 Spyware Doctor 
 4 STOPzilla 
 5 SUPER Anti Spyware Professional 
 6 ZoneAlarm Anti Spyware 
 7 Ad-Aware Pro 
 8 CA Anti Spyware 
 9 AntiSpy 
10 Spyware BeGone

 

p.s. evaluated by the following criteria 
·Ease of Setup/Use
·Detection Effectiveness
·Removal Effectiveness
·System Performance
·Scan Performance
·Help / Support

...more details