Bitdefender is a successful antivirus program that is specially manufactured to identify dangerous malware and delete them from the computer or other devices. It was originally designed by a Romanian company dealing with cybersecurity and manufactured other products for security against the internet.


Avast free antivirus is manufactured by Avast company which is one of the biggest names in the cybersecurity and antivirus market. The Avast utilize next-generation tools to deliver their users with trustworthy and high-level software that protect and save them from cyber threats and malware. In almost 186 countries, Avast is serving more than 435 million customers and protects from 3.5 billion malware attacks per month.



Bitdefender has some of the key features that are given below:

Bitdefender has a robust privacy tool to secure your personal data

It also provides protection from infecting through social media sites

It has a strong database for Encrypted passwords

It has some additional attractive features like rescue mode, gaming mode, movie mode and battery modes for hardware optimization

Bitdefender has a file shredder which is used to delete the files permanently

It has a link checker which secure your system when browsing

Finally, it provides technical support as well


Avast is intelligent antivirus software which has the ability to detect malware

Avast offers Cyber Capture to detect rare suspicious files

Home Network Security for protecting against cyber threats

Avast also has another attractive feature i.e. Smart Scan

Avast has the ability to the cleanup browser and malicious sites while browsing

Avast also has Firewall

Robust database for encrypted passwords

The Avast software updates automatically

Data Shredder to delete the files and data permanently

Winner: It?s a tie


When it comes to Bitdefender for price packages, it offers three packages i.e. Bitdefender Antivirus Plus which has the cost of $34.99 per year, Bitdefender Internet Security 2019 with the price of $39.98 per year and Bitdefender Total Security having the price of $44.99 per year.

Avast provides a free version and 3 paid packages. The paid package includes Avast Internet Security with the price of $59.99 per year, Avast premier having a price of $69.99 per year and Avast ultimate having a price of $119.99 per year.

Winner: No comparison can be drawn


Bitdefender got an excellent rating of 6/6 in AV- test. It means that it identified and removed all the malware and virus attacks continuously and even deleted worms and Trojans. In terms of performance, Bitdefender got the same score i.e. 6/6 which means that it has no effect on the speed of the system when running.  

Avast has the ability to block 98.8% of zero-day attacks on Windows 10. Avast also detected 99.8% of malware. On windows 8.1, it has blocked 100% of zero-day attacks and 99.8% of malware. Avast performance was not good on windows 7; it caught only 97.5% of zero-day attacks and 99.9% of spread out malware from the computer.

Winner: Bitdefender


Some of the drawbacks of both Avast and Bitdefender antivirus software are given below:

Avast: It fails to detect the infected files. It also sometimes slows down the hard drive disk loading.

Bitdefender: It will cost you almost a hundred dollars to enjoy its full version. The requirement of internet explorer for its activation is also a drawback of Bitdefender.

It is very clear from the above comparison that Bitdefender is the winner in this battle. However, Avast provides the user with more chances of customized scan and track easily the scan results. Avast offers a good range of protection on the cost of computer speed.