Bitdefender is fast, lightweight, and has a much better cloud-based scanning engine than Microsoft’s Defender . Bitdefender’s malware scanner caught all of my test malware during a full system scan, and it barely had any impact on my computer’s performance.
Read moreWhich is better Kaspersky or Bitdefender free?
While they got a 99.9% protection rate with Bitdefender, Kaspersky only managed 99.5% . This isn’t a tremendous difference, but it still means that out of 736 test cases, four viruses got through. In turn, Bitdefender was awarded the Advanced+ rating, while Kaspersky only earned Advanced.
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