Norton Antivirus 2011 has a strong malware detection and smooth interface.
2.BitDefender Antivirus Pro 2011
BitDefender Antivirus Pro 2011 does a good job at detecting malware and disinfecting PCs, but it had some difficulty in blocking brand-new malware.
3.G-Data AntiVirus 2011
G-Data AntiVirus 2011 is a solid package, with strong malware detection, blocking, and removal capabilities.
4.Kaspersky Lab Anti-Virus 2011
Kaspersky Anti-Virus 2011 is very effective at blocking new malware attacks and is easy to use, but it slows system performance more than we'd like to see.
5.Trend Micro Titanium Antivirus Plus 2011
Trend Micro provides solid, simple protection, but advanced users might find its lack of customization options frustrating.
6.Avast Pro Antivirus 5
Avast Pro Antivirus 5 has a slick interface, but its middling malware detection performance prevents it from achieving a higher score.
7.Panda Antivirus Pro 2011
Panda Antivirus Pro 2011 is an effective defender, though it's one of the slower antivirus products we tested.
8.Avira Antivir Premium 10
Avira put up decent scores in detection and blocking of malware, but its interface needs a makeover, and it could slow your PC.
9.Eset Nod32 Antivirus 4
Although Eset NOD32 Antivirus 4 is fast, its malware detection and cleanup capabilities are lacking.
10.GFI Vipre Antivirus 4
GFI (formerly Sunbelt) offers a fast app with Vipre Antivirus, but we found that is struggled at blocking new malware.
Source: PCWorld
