What are the key differences between Microsoft Defender Antivirus and Kaspersky Security Cloud Free?

Compare Microsoft Defender Antivirus and Kaspersky Security Cloud Free side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are Microsoft Defender Antivirus and Kaspersky Security Cloud Free scored?

Microsoft Defender Antivirus has an AI score of 6.0/10 and Kaspersky Security Cloud Free has an AI score of 8.7/10. Scores are based on features, user satisfaction, and overall quality analysis.

Microsoft Defender Antivirus vs Kaspersky Security Cloud Free 2026 — Compared

Microsoft Defender Antivirus

Kaspersky Security Cloud Free

WINNER Kaspersky Security Cloud Free

Kaspersky Security Cloud Free edges ahead with a score of 8.7/10 compared to 6.0/10 for Microsoft Defender Antivirus. Wh...

Microsoft Defender Antivirus

6.0 Fair

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emoji_events WINNER

Kaspersky Security Cloud Free

8.7 Very Good

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Microsoft Defender Antivirus Pricing not available

payments

Kaspersky Security Cloud Free Free plan available

psychology AI Verdict

Kaspersky Security Cloud Free edges ahead with a score of 8.7/10 compared to 6.0/10 for Microsoft Defender Antivirus. While both are highly rated in their respective fields, Kaspersky Security Cloud Free demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: Kaspersky Security Cloud Free

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.

Kaspersky Security Cloud Free

Kaspersky Security Cloud Free provides essential antivirus protection with a few extra features. It includes ransomware protection, Safe Money for secure online banking, and Safe Browsing to warn users about dangerous websites. While the free version is limited compared to the paid tiers, it still offers a good level of protection. Kaspersky has faced scrutiny regarding data privacy, so users shou...