# Bitdefender GravityZone Extended Email Security vs Security Mentor PhishDefense: side-by-side comparison (2026) [Bitdefender GravityZone Extended Email Security](https://cybersectools.com/tools/bitdefender-gravityzone-extended-email-security) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Bitdefender](https://cybersectools.com/companies/bitdefender). [Security Mentor PhishDefense](https://cybersectools.com/tools/security-mentor-phishdefense) is a commercial [phishing simulation](https://cybersectools.com/categories/phishing-simulation) solution by [Security Mentor](https://cybersectools.com/companies/security-mentor). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more. ## Side-by-side comparison | | Bitdefender GravityZone Extended Email Security | Security Mentor PhishDefense | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Phishing Simulation | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Bitdefender | Security Mentor | | Headquarters | – | – | ### Use cases and capabilities | | Bitdefender GravityZone Extended Email Security | Security Mentor PhishDefense | |---|---|---| | Microsoft 365 | Yes | – | | Ransomware Prevention | Yes | – | | Multi Tenancy | Yes | – | | Gamification | – | Yes | | Social Engineering | – | Yes | ### Core features **Bitdefender GravityZone Extended Email Security** 10 features listed. Sign in on the page to see them. **Security Mentor PhishDefense** 10 features listed. Sign in on the page to see them. ### Integrations **Bitdefender GravityZone Extended Email Security** 2 integrations listed. Sign in on the page to see them. **Security Mentor PhishDefense** 1 integration listed. Sign in on the page to see them. ## Bitdefender GravityZone Extended Email Security vs Security Mentor PhishDefense FAQ Common questions when comparing Bitdefender GravityZone Extended Email Security vs Security Mentor PhishDefense for email security platforms. ### What is the difference between Bitdefender GravityZone Extended Email Security and Security Mentor PhishDefense? **Bitdefender GravityZone Extended Email Security**: Cloud-native email security platform with SEG and API-based protection. Built by Bitdefender. **Security Mentor PhishDefense**: Cloud-based phishing simulation platform with training and gamification. Built by Security Mentor. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Bitdefender GravityZone Extended Email Security and Security Mentor PhishDefense? **Bitdefender GravityZone Extended Email Security** is made by Bitdefender. **Security Mentor PhishDefense** is made by Security Mentor. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Bitdefender GravityZone Extended Email Security a good alternative to Security Mentor PhishDefense? In part. Bitdefender GravityZone Extended Email Security and Security Mentor PhishDefense are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Bitdefender GravityZone Extended Email Security vs Mesh 365](https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-mesh-365) - [Bitdefender GravityZone Extended Email Security vs INKY Behavioral Email Security Platform](https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-inky-behavioral-email-security-platform) - [Bitdefender GravityZone Extended Email Security vs KnowBe4 Cloud Email Security](https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-knowbe4-cloud-email-security) - [Security Mentor PhishDefense vs Mesh 365](https://cybersectools.com/compare/mesh-365-vs-security-mentor-phishdefense) - [Security Mentor PhishDefense vs INKY Behavioral Email Security Platform](https://cybersectools.com/compare/inky-behavioral-email-security-platform-vs-security-mentor-phishdefense) - [Security Mentor PhishDefense vs KnowBe4 Cloud Email Security](https://cybersectools.com/compare/knowbe4-cloud-email-security-vs-security-mentor-phishdefense) ## Alternatives to each - [See all Bitdefender GravityZone Extended Email Security alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-extended-email-security) - [See all Security Mentor PhishDefense alternatives](https://cybersectools.com/alternatives/security-mentor-phishdefense) --- Source: https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-security-mentor-phishdefense For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/bitdefender-gravityzone-extended-email-security.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Bitdefender GravityZone Extended Email Security and Security Mentor PhishDefense: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md