Mimecast vs Agari: Email Security Comparison (2026)

An independent side-by-side comparison of Mimecast and Agari for email security 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 email security questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Mimecast leads overall60% cited vs Agari 3% across 60 probes.
ChatGPT
MimecastLeads
6 / 6 probes
100%
Excellent
Agari
0 / 6 probes
0%
Invisible
Perplexity
MimecastLeads
5 / 6 probes
83%
Excellent
Agari
0 / 6 probes
0%
Invisible
Gemini
Mimecast
0 / 6 probes
0%
Invisible
Agari
0 / 6 probes
0%
Invisible
Claude
MimecastLeads
6 / 6 probes
100%
Excellent
Agari
1 / 6 probes
17%
Average
Copilot
MimecastLeads
1 / 6 probes
17%
Average
Agari
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

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

Pricing

Mimecast
Starting price
Free tier
mimecast.com
Agari
Starting price
Free tier
agari.com

Key Features

Mimecast

Feature data is being indexed.

Agari
  • AI and threat intelligence integration
  • Automated email threat response
  • DMARC policy management
  • Spam and phishing protection
  • Real-time email archiving
  • Email encryption options
  • Adaptive security measures
  • Advanced threat inspection

When to choose Mimecast

Choose Mimecast if your team prioritizes its strengths over Agari's. Full guidance populates as Mimecast's feature data is indexed.

When to choose Agari

Choose Agari if your team prioritizes its strengths over Mimecast's. Full guidance populates as Agari's feature data is indexed.

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