A
AMimecast vs Proofpoint
Pricing, features, platforms and who each one suits — side by side.
M
Choose Mimecast if…
- you need an API to build on
- you're in its core audience: enterprise security teams, smb it departments
P
Choose Proofpoint if…
- you're in its core audience: enterprise security teams, government agencies
Side by side
Feature Mimecast Proofpoint
Pricing modelContact for pricingContact for pricing
Starting price——
Free plan
Free trial
API
Open source
PlatformsWeb, APIWeb
CompanyMimecast Services Limited · since 2003Proofpoint
Full feature lists
M Mimecast
- AI-based email threat and BEC protection
- Threat protection for collaboration tools
- Insider risk and data loss protection (Incydr)
- Governance, compliance and email archiving
- Security awareness training using human risk signals
- DMARC Analyzer for brand protection
- 24×7 managed response to user-reported emails
- AI agent and shadow AI governance
P Proofpoint
- Email threat protection via API or gateway
- DMARC, brand protection and lookalike domain detection
- Account takeover detection and response
- Enterprise DLP across email, cloud and endpoints
- Insider threat management
- Risk-based security awareness training (ZenGuide)
- Visibility and control over employee and AI agent AI usage
- Digital communications capture, archiving and discovery
Their home pages
What each vendor shows first: the pitch, the plans and the sign-up.
Mimecast · mimecast.com
Proofpoint · proofpoint.comStrengths and limitations
Mimecast
- Named a Leader in Gartner MQs for Email Security and DCGA
- Covers email, insider risk, archiving and awareness training in one suite
- 300+ integrations and API documentation
- Interface available in English, German, French, Spanish and Italian
- No public pricing; quote required
- No free trial offered
Proofpoint
- Broad suite covering email, data, insider risk and AI security
- Used by more than 80 of the Fortune 100
- FedRAMP-certified offering for federal agencies
- Email security, DLP and insider threat products share one console
- Pricing available only through sales
- Built mainly for enterprise-scale deployments
More comparisons
Other options to consider
AA
Contact
Z
ZZ
Contact
Z
External cybersecurity: threat intel, brand, domain and executive protection
Brand protection & anti-phishingAPI
N
NN
Contact
N
Brand protection and phishing takedowns for companies targeted by online fraud
Brand protection & anti-phishing
B
BB
See site
B
AI-driven detection and takedown of phishing and brand impersonation
Brand protection & anti-phishing
Facts from each vendor's public pages, prices checked Nov 11, 2026. Editorial policy