Hornetsecurity vs Mimecast: Email Security Comparison (2026)

An independent side-by-side comparison of Hornetsecurity and Mimecast for email security buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each vendor is cited by major AI engines when real buyers ask email security questions. Tracked across ChatGPT, Perplexity, Gemini, and Claude over the last 90 days. Methodology.

ChatGPT
Hornetsecurity: tracking…
Mimecast: tracking…
Perplexity
Hornetsecurity: tracking…
Mimecast: tracking…
Gemini
Hornetsecurity: tracking…
Mimecast: tracking…
Claude
Hornetsecurity: tracking…
Mimecast: tracking…

Probes run hourly; each (engine × query) combo retests every ~3 days. Fresh categories may show "tracking…" until probes complete.

Pricing

Hornetsecurity
Starting price
Free tier
hornetsecurity.com
Mimecast
Starting price
Free tier
mimecast.com

Key Features

Hornetsecurity

Feature data is being indexed.

Mimecast

Feature data is being indexed.

When to choose Hornetsecurity

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

When to choose Mimecast

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

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