# Bitdefender GravityZone Extended Email Security vs OpenText Email Security: 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). [OpenText Email Security](https://cybersectools.com/tools/opentext-email-security) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [OpenText Cybersecurity](https://cybersectools.com/companies/opentext-cybersecurity). 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 | OpenText Email Security | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Email Security Platforms | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Bitdefender | OpenText Cybersecurity | | Headquarters | – | – | ### Use cases and capabilities | | Bitdefender GravityZone Extended Email Security | OpenText Email Security | |---|---|---| | Microsoft 365 | Yes | – | | Ransomware Prevention | Yes | – | | Multi Tenancy | Yes | – | | Ransomware | – | Yes | ### Core features **Bitdefender GravityZone Extended Email Security** 10 features listed. Sign in on the page to see them. **OpenText Email Security** 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. **OpenText Email Security** No integrations listed. ## Bitdefender GravityZone Extended Email Security vs OpenText Email Security FAQ Common questions when comparing Bitdefender GravityZone Extended Email Security vs OpenText Email Security for email security platforms. ### What is the difference between Bitdefender GravityZone Extended Email Security and OpenText Email Security? **Bitdefender GravityZone Extended Email Security**: Cloud-native email security platform with SEG and API-based protection, built by Bitdefender. **OpenText Email Security**: Comprehensive email security platform protecting inbound/outbound communications, built by OpenText Cybersecurity. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Bitdefender GravityZone Extended Email Security and OpenText Email Security? **Bitdefender GravityZone Extended Email Security** is made by Bitdefender. **OpenText Email Security** is made by OpenText Cybersecurity. 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 OpenText Email Security? Often, yes. Bitdefender GravityZone Extended Email Security and OpenText Email Security are both Email Security Platforms products. 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 Cellopoint Cloud Email Security Solution](https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-cellopoint-cloud-email-security-solution) - [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) - [OpenText Email Security vs Mesh 365](https://cybersectools.com/compare/mesh-365-vs-opentext-email-security) - [OpenText Email Security vs Cellopoint Cloud Email Security Solution](https://cybersectools.com/compare/cellopoint-cloud-email-security-solution-vs-opentext-email-security) - [OpenText Email Security vs INKY Behavioral Email Security Platform](https://cybersectools.com/compare/inky-behavioral-email-security-platform-vs-opentext-email-security) ## Alternatives to each - [See all Bitdefender GravityZone Extended Email Security alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-extended-email-security) - [See all OpenText Email Security alternatives](https://cybersectools.com/alternatives/opentext-email-security) --- Source: https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-opentext-email-security 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 OpenText Email Security: 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