Windows Defender Vs Avast: Which one is more secure?

14 Sep by Data Master

Most Windows users are aware that this system provides them with their firewall in the form of the Windows Defender, but instead still prefer paid, third-party antivirus. Is Windows Defender that bad, and can it compare to antiviruses like Avast? In this article, we’ll take an in-depth look at all the weaknesses and strengths of Windows Defender Vs Avast to see if it’s worth overpaying for antivirus services.

Windows Defender: A detailed review

Windows Defender is a built-in antivirus system that does not require a download and is available with both Windows 7 and newer versions of this system.

It is an excellent basic antivirus that works silently in the background and fights all potential threats in real-time. Since this antivirus was originally present on your Windows system, it cannot be uninstalled, but it can be deactivated.

Below we will describe the benefits of the Windows Defender in more detail:

  • Firewall: With it, you can easily control access to your applications, network connections, and unwanted access
  • Updates are automated: the update process is almost invisible to you, there is no need to reboot your system. Because of frequent updates, the system always stays up-to-date and ready to resist malicious files
  • Automatic file scanning: the speed at which threats are detected is a pleasant surprise. The process of destroying viruses is also performed automatically the user only receives a notification that the threat has been successfully eliminated
  • Parental controls: A useful feature that allows you to control the content your child sees. You can also set a timer after which your child’s time on the Internet will be over
  • Find My Device: If you lose your device, you can remotely lock it or erase the data to prevent it from getting into the wrong hands.

Disadvantages of the program:

  • Malware detection: The Windows Defender is ready to provide you with protection only for the most standard viruses, against more devious hacking techniques from the weak
  • Lack of unified alerts: you do not have access to the program reports and therefore cannot know about potential threats
  • New definitions require manual updates: the last virus definition will need to be updated manually, whereas in other anti-viruses this is done automatically
  • Scanning speed: Compared to today’s antiviruses, its scanning speed is much slower.

Avast antivirus: detailed review

Avast is one of the most popular antiviruses available for many operating systems, it is known for its quality-free version and also provides other advantageous packages. You can find what is right for you.

Below we will describe the advantages and disadvantages of avast antivirus which will help you understand who wins the windows defender vs avast battle.


  • Price: an advantageous free version and a variety of paid plans for business or everyday use
  • Multifunctional security: high level of protection against a wide variety of threats, including threats on the Internet. Capable of finding and eliminating the virus before it enters the device
  • User-friendly: both mobile and desktop versions of the application are very clear and simple
  • Resource consumption: low, which is a big plus
  • Scanning levels: multi-level scanning will not allow viruses to penetrate your system


  • Low virus detection speed: some viruses are much faster than the antivirus speed so there is a significant risk of foreign files entering your system
  • Update requests: endless update notifications can be annoying for many users
  • Security level offered: the level of protection is on a basic level, but it is quite reliable

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