Head-to-head · Email Security Gateways
Sublime Security vs Darktrace / EMAIL
Sublime Security leads on 1 check, Darktrace / EMAIL on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreSublime Security · 9.4/10
- Free planonly Sublime Security
- Free trialonly Darktrace / EMAIL
Sublime Security scores higher on our rubric for email security gateways: 9.4 against 8.9 out of 10; our editors rank them #1 and #4.
Sublime Security offers free plan; Darktrace / EMAIL doesn't. On deployment model, Sublime Security gives you Hybrid where Darktrace / EMAIL offers Cloud.
Sublime Security is the better fit for teams wanting strong value and customization. Darktrace / EMAIL is the better fit for behavioral AI threat detection.
- Sublime Security fits best
Teams wanting strong value and customization
- Darktrace / EMAIL fits best
Behavioral AI threat detection
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Side by side
| Feature | Sublime Security 9.4/10 Visit ↗ | Darktrace / EMAIL 8.9/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.4 | 8.9 |
| Ranking | #1 in Email Security Gateways | #4 in Email Security Gateways |
| Best for | Teams wanting strong value and customization | Behavioral AI threat detection |
| Pricing model | Free plan + paid | Paid |
| Starting price | — | Pricing on request · 30-day trial |
| Free plan | ✓ (best) | — |
| Free trial | — | 30 days |
| Integrations | 9 integrations | 10 integrations |
| Features Sublime Security 5/5 · Darktrace / EMAIL 5/5 | ||
| Outbound filtering | ✓ | ✓ |
| Impersonation protection | ✓ | ✓ |
| Malware sandboxing | ✓ | ✓ |
| Microsoft 365 support | ✓ | ✓ |
| Google Workspace support | ✓ | ✓ |
| Specs | ||
| Deployment model | Hybrid | Cloud |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Sublime Security is an AI-powered email security platform for organizations using Microsoft 365, Google Workspace, IMAP, or direct APIs. It covers phishing, business email compromise, malware, impersonation, spam, and policy violations,… Read the review → |
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 → |
Strengths and trade-offs
Sublime Security — where it wins
- Free Core plan includes AI detection and response features
- Detects impersonation, malware, phishing, and policy violations
- Supports Microsoft 365, Google Workspace, APIs, SIEM/SOAR, and CrowdStrike
Where it doesn't
- Core is intended for lightweight deployments
- Advanced controls are reserved for Enterprise
- Premium support is available with Enterprise
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
- Sublime Security9.4/10 · Free plan
A customizable email security platform with unusually broad protection in its free Core plan.
Try Sublime SecurityFull verdict → - Darktrace / EMAIL8.9/10 · Pricing on request · 30-day trial
Behavioral AI protection across email, collaboration tools, and connected security systems.
Visit DarktraceFull verdict →
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All email security gateways comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update







