Bitdefender and Avast provide protection against malware, such as traditional computer viruses, Trojan horses, spyware, ransomware and Trojan horse attacks. Both are known for their excellent performance in independent testing with top scores, and low false positives. Both offer a variety additional protection options, such as email security and antispam.

Both programs provide high-quality customer support. However, Bitdefender offers a variety of support options, including email, telephone, live chat and an expert community, making it easier to get help with any issues that may arise. They also have a vast knowledge base which can answer numerous common questions.

If you are seeking the most comprehensive protection, we suggest picking Bitdefender. Its broad feature set includes password management, VPN, Wi-Fi inspector and much more. Its lightweight software is simple to install on your PC and does not affect the performance of your PC. On the other hand, Avast is a little slower to respond to incoming threats and takes longer to complete a comprehensive scan than Bitdefender.

Both programs have a pleasing user interface and are simple to use. Bitdefender is more user-friendly and has a cleaner modern design than Avast. Avast tends to provide a lot of opportunities to sell, which can be distracting to some users. Regarding price, both are competitive and provide great value for money. Both programs come with an unpaid version with limited options, as well as paid subscriptions with more features.