G2 Vendor Directory

Sublime Email Security Platform vs. Mimecast Advanced Email Security

A side-by-side comparison based on G2 review data.

MetricSublime Email Security Platform

by Sublime Security

Mimecast Advanced Email Security

by Mimecast

Overall rating4.84.4
Review count32375
Ease of use9.38.3
Ease of setup9.68.2
Quality of support9.88.6
Meets requirements9.69.1
NPS90.62560.762943
Small Business3.8%17.1%
Mid-Market26.9%65.5%
Enterprise69.2%17.4%
Total page views9721,143
Total LLM citations4,6059,257

Sublime Email Security Platform

Sublime’s agentic platform stops more email attacks with less work. Our AI agents work like a digital SOC team in your environment, triaging and blocking advanced threats while adapting protections at adversary speed. It provides full transparency and automation by default, with control on demand for advanced teams, eliminating vendor bottlenecks or one-size-fits-all limits. Core Outcomes (The What): - Stop More Attacks with Fewer False Positives - block sophisticated threats (BEC, novel phishing, QR-based phishing) and reduce the false positives that waste time and disrupt workflows.

Pros

  • Ease of Use
  • Detection Efficiency
  • Easy Setup
  • Setup Ease
  • Customization
  • Reporting

Mimecast Advanced Email Security

Email Security, Cloud Integrated (CI) protects organizations against all forms of email-based attacks, from phishing and credential theft to ransomware and zero-day threats. This solution deploys behind M365 to collect emails after they have passed through Microsoft security, reinspect them, and take action as needed. With a setup time of just four minutes and out-of-the-box settings designed to optimize security immediately, Email Security CI delivers best-in-class efficacy in the simplest way possible.

Pros

  • Email Security
  • Ease of Use
  • Security
  • Features
  • Spam Blocking
  • Customer Support