Trend Micro: Titanium Maximum Security 2013 and F-Secure: Internet Security 2013 also scored 6/6 in protection but they lacked in repair and usability marginally. Symantec: Norton Internet Security 2013 and Kaspersky: Internet Security 2013 got 5.5/6 in protection and earned 4th and 5th positions respectively.
If we talk about free antivirus solutions, then AVG scored the maximum with 5.0/6. Both Avast and Avira could got only 4.5 out of 6, which is still much higher as compared to that of MSE which is currently the most popular free antivirus.
Bitdefender recently released a Bitdefender Free Edition for home users which uses the same virus definition as is used by Bitdefender Internet Security 2013. It would definitely be the the best option for those who want the best protection from malwares but for free.
Here below is the list from the best-to-worst:
