Mimecast vs Abnormal Security: Email Security Comparison (2026)

An independent side-by-side comparison of Mimecast and Abnormal Security 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 Abnormal Security 27% across 60 probes.
ChatGPT
MimecastLeads
6 / 6 probes
100%
Excellent
Abnormal Security
1 / 6 probes
17%
Average
Perplexity
MimecastLeads
5 / 6 probes
83%
Excellent
Abnormal Security
3 / 6 probes
50%
Excellent
Gemini
Mimecast
0 / 6 probes
0%
Invisible
Abnormal Security
0 / 6 probes
0%
Invisible
Claude
MimecastLeads
6 / 6 probes
100%
Excellent
Abnormal Security
4 / 6 probes
67%
Excellent
Copilot
MimecastLeads
1 / 6 probes
17%
Average
Abnormal Security
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
Abnormal Security
Starting price
Free tier
abnormalsecurity.com

Key Features

Mimecast

Feature data is being indexed.

Abnormal Security

Feature data is being indexed.

When to choose Mimecast

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

When to choose Abnormal Security

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

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