Microsoft Defender vs Trellix: EDR / XDR Comparison (2026)

An independent side-by-side comparison of Microsoft Defender and Trellix for edr / xdr buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask edr / xdr questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Trellix leads overall7% cited vs Microsoft Defender 0% across 60 probes.
ChatGPT
Microsoft Defender
0 / 6 probes
0%
Invisible
Trellix
0 / 6 probes
0%
Invisible
Perplexity
Microsoft Defender
0 / 6 probes
0%
Invisible
TrellixLeads
1 / 6 probes
17%
Average
Gemini
Microsoft Defender
0 / 6 probes
0%
Invisible
Trellix
0 / 6 probes
0%
Invisible
Claude
Microsoft Defender
0 / 6 probes
0%
Invisible
TrellixLeads
1 / 6 probes
17%
Average
Copilot
Microsoft Defender
0 / 6 probes
0%
Invisible
Trellix
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Microsoft Defender
Starting price
Free tier
microsoft.com
Trellix
Starting price
Free tier
trellix.com

Key Features

Microsoft Defender

Feature data is being indexed.

Trellix

Feature data is being indexed.

When to choose Microsoft Defender

Choose Microsoft Defender if your team prioritizes its strengths over Trellix's. Full guidance populates as Microsoft Defender's feature data is indexed.

When to choose Trellix

Choose Trellix if your team prioritizes its strengths over Microsoft Defender's. Full guidance populates as Trellix's feature data is indexed.

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