Best Antivirus

if you search for antivirus comparison in google and other search engines, you will find lots of comparision
as each site shows its own ranking.
Here i have listed the antivirus based on various websites comparision and given you the best of my outcome
I do not show top 10 as every antivirus has its own defects.So i will show you 10 antivirus softwares their defects and alternative solutions.

1.Bitdefender getfreeversion ---- for full version mail to me

2.Kaspersky 2008 getfreeversion for full version mail to me

3.Avast getfreeversion for full version mail to me

4.Esset NOD32 getfreeversion for full version mail to me

5.Norton getfreeversion for full version mail to me

6.Antivir from avira --Not enough options,Slowest scans,but best detection. getfreeversion for full version mail to me

7.McAfee gettrialversion for full version mail to me

8.AVG -- more ram memory getfreeversion ---- for full version mail to me

9.PCtools -- detects very less malware==so install spymalware getfreeversion for full version mail to me

10.Panda getfreeversion for full version mail to me

if you are connected to some sorts of server at office then prescribe--Symantec