The full disk scan also only took around 40 minutes, had minimal impact on my computer’s performance, and reported no false positives. Norton’s scanner detected every malware file I hid on my computer, and its real-time protection successfully blocked every new piece of malware I tried to download. It uses machine learning, advanced heuristics, and a consistently updated directory of malware, and it’s capable of finding every kind of malware - including viruses, trojans, ransomware, cryptojackers, zero-day attacks, and more. Norton’s powerful anti-malware engine is one of the best around. The real-time protection is also excellent - it successfully blocked 100% of the malware files in my tests before I could start to download them. I downloaded hundreds of malware samples onto my computer for the tests, and the scan found everything in around an hour. And because it uses a cloud-based scanner, it has no noticeable impact on your device’s performance during scans.īitdefender’s full scan found 100% of my test malware. It uses machine learning combined with a huge malware directory to detect all kinds of malware threats. Bitdefender has a powerful but lightweight malware scanner.

Mcafee antivirus vs norton 360