Darktrace / EMAIL vs Mimecast Secure Email Gateway

Darktrace / EMAIL8.9Visit Mimecast Secure Email Gateway8.7Visit

Higher score Darktrace / EMAIL #4 in Email Security Gateways 8.9/10 Pricing on request · 30-day trial Free trial✓ 5 of 5 features Visit Darktrace

vs

Mimecast Secure Email Gateway #6 in Email Security Gateways 8.7/10 Pricing on request ✓ 5 of 5 features Visit Mimecast

• Darktrace / EMAIL fits best

  Behavioral AI threat detection

• Mimecast Secure Email Gateway fits best

  Mature all-around email protection

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Side by side

Feature	Darktrace / EMAIL 8.9/10 Visit ↗	Mimecast Secure Email Gateway 8.7/10 Visit ↗
At a glance
Editor score	8.9	8.7
Ranking	#4 in Email Security Gateways	#6 in Email Security Gateways
Best for	Behavioral AI threat detection	Mature all-around email protection
Pricing model	Paid	Paid
Starting price	Pricing on request · 30-day trial	—
Free plan	—	—
Free trial	30 days	—
Integrations	10 integrations	5 integrations
Features Darktrace / EMAIL 5/5 · Mimecast Secure Email Gateway 5/5
Outbound filtering	✓	✓
Impersonation protection	✓	✓
Malware sandboxing	✓	✓
Microsoft 365 support	✓	✓
Google Workspace support	✓	✓
Specs
Deployment model	Cloud	Cloud
Our review
Pros	Detects known, novel, impersonation, and business email compromise threats Protects inbound, outbound, and lateral email with automated remediation Connects with Microsoft 365, Google Workspace, SIEM, and service tools	Scans inbound, outbound, and internal email Combines BEC protection, sandboxing, URL analysis, and DLP Integrates with Microsoft 365, Google Workspace, and security platforms
Cons	Pricing requires a tailored quote through sales No free plan is offered Cloud deployment may not suit organizations seeking on-premises hosting	Pricing requires contact with sales No free plan is offered Its broad control set may exceed simpler email-security needs
Our verdict	Darktrace / EMAIL is a cloud-hosted email security product for organizations and security teams. Its self-learning behavioral AI analyzes inbound, outbound, and lateral email to identify phishing, impersonation, business email compromise,… Read the review →	Mimecast Secure Email Gateway is a cloud-based email security service for organizations using Microsoft 365, Google Workspace, on-premises, or hybrid email environments. It inspects inbound, outbound, and internal messages with layered… Read the review →

Strengths and trade-offs

• Darktrace / EMAIL — where it wins

  • Detects known, novel, impersonation, and business email compromise threats
  • Protects inbound, outbound, and lateral email with automated remediation
  • Connects with Microsoft 365, Google Workspace, SIEM, and service tools

  Where it doesn't

  • Pricing requires a tailored quote through sales
  • No free plan is offered
  • Cloud deployment may not suit organizations seeking on-premises hosting

• Mimecast Secure Email Gateway — where it wins

  • Scans inbound, outbound, and internal email
  • Combines BEC protection, sandboxing, URL analysis, and DLP
  • Integrates with Microsoft 365, Google Workspace, and security platforms

  Where it doesn't

  • Pricing requires contact with sales
  • No free plan is offered
  • Its broad control set may exceed simpler email-security needs

• Darktrace / EMAIL8.9/10 · Pricing on request · 30-day trial

  Behavioral AI protection across email, collaboration tools, and connected security systems.

  Visit DarktraceFull verdict →
• Mimecast Secure Email Gateway8.7/10 · Pricing on request

  A broad email security gateway for organizations needing layered protection and policy control.

  Visit MimecastFull verdict →