What are the key differences between Microsoft Defender Antivirus and Malwarebytes for Windows?

Compare Microsoft Defender Antivirus and Malwarebytes for Windows side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are Microsoft Defender Antivirus and Malwarebytes for Windows scored?

Microsoft Defender Antivirus has an AI score of 6.0/10 and Malwarebytes for Windows has an AI score of 8.5/10. Scores are based on features, user satisfaction, and overall quality analysis.

Microsoft Defender Antivirus vs Malwarebytes for Windows 2026 — Compared

Microsoft Defender Antivirus

Malwarebytes for Windows

WINNER Malwarebytes for Windows

Malwarebytes for Windows edges ahead with a score of 8.5/10 compared to 6.0/10 for Microsoft Defender Antivirus. While b...

Microsoft Defender Antivirus

6.0 Fair

Antivirus Get Microsoft Defender Antivirus open_in_new

emoji_events WINNER

Malwarebytes for Windows

8.5 Very Good

Antivirus Get Malwarebytes for Windows open_in_new

psychology AI Verdict

Malwarebytes for Windows edges ahead with a score of 8.5/10 compared to 6.0/10 for Microsoft Defender Antivirus. While both are highly rated in their respective fields, Malwarebytes for Windows demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: Malwarebytes for Windows

verified Confidence: Low

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description Overview

Microsoft Defender Antivirus

Microsoft Defender Antivirus is built into Windows 10 and 11 and provides a baseline level of protection. It utilizes cloud-delivered protection and ransomware protection. Exploit Guard helps prevent malware from running. While it's convenient and free, it may not offer the same level of protection as dedicated antivirus suites.

Malwarebytes for Windows

Malwarebytes for Windows is a popular anti-malware solution known for its effectiveness in removing existing infections and preventing new ones. It complements traditional antivirus software by focusing on detecting and eliminating threats that signature-based systems might miss. While it offers real-time protection in the premium version, the free version is primarily an on-demand scanner. It's a...