# Bitdefender GravityZone Security for Exchange vs Comodo Secure Email Gateway: side-by-side comparison (2026) [Bitdefender GravityZone Security for Exchange](https://cybersectools.com/tools/bitdefender-gravityzone-security-for-exchange) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Bitdefender](https://cybersectools.com/companies/bitdefender). [Comodo Secure Email Gateway](https://cybersectools.com/tools/comodo-secure-email-gateway) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Xcitium](https://cybersectools.com/companies/xcitium). 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 Security for Exchange | Comodo Secure Email Gateway | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Email Security Platforms | | Verified | No | No | | Deployment type | On-Premises | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Bitdefender | Xcitium | | Headquarters | – | – | ### Use cases and capabilities | | Bitdefender GravityZone Security for Exchange | Comodo Secure Email Gateway | |---|---|---| | Spam Prevention | Yes | Yes | | Zero Day | Yes | – | | Microsoft 365 | Yes | – | | Active Directory | – | Yes | | Zero Trust Architecture | – | Yes | ### Core features **Bitdefender GravityZone Security for Exchange** 10 features listed. Sign in on the page to see them. **Comodo Secure Email Gateway** 10 features listed. Sign in on the page to see them. ### Integrations **Bitdefender GravityZone Security for Exchange** 3 integrations listed. Sign in on the page to see them. **Comodo Secure Email Gateway** 2 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Bitdefender GravityZone Security for Exchange](https://cybersectools.com/tools/bitdefender-gravityzone-security-for-exchange) fits if you need to run it on your own servers. - [Comodo Secure Email Gateway](https://cybersectools.com/tools/comodo-secure-email-gateway) fits if you want a cloud product. ## Bitdefender GravityZone Security for Exchange vs Comodo Secure Email Gateway FAQ Common questions when comparing Bitdefender GravityZone Security for Exchange vs Comodo Secure Email Gateway for email security platforms. ### What is the difference between Bitdefender GravityZone Security for Exchange and Comodo Secure Email Gateway? **Bitdefender GravityZone Security for Exchange**: Email security for Microsoft Exchange servers with antispam and antimalware. Built by Bitdefender. **Comodo Secure Email Gateway**: Cloud-based email gateway with spam filtering, anti-phishing, and containment. Built by Xcitium. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Bitdefender GravityZone Security for Exchange and Comodo Secure Email Gateway? **Bitdefender GravityZone Security for Exchange** is made by Bitdefender. **Comodo Secure Email Gateway** is made by Xcitium. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Bitdefender GravityZone Security for Exchange a good alternative to Comodo Secure Email Gateway? Often, yes. Bitdefender GravityZone Security for Exchange and Comodo Secure Email Gateway are both Email Security Platforms products, and both cover Spam Prevention. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Bitdefender GravityZone Security for Exchange vs ID Agent Graphus](https://cybersectools.com/compare/bitdefender-gravityzone-security-for-exchange-vs-id-agent-graphus) - [Bitdefender GravityZone Security for Exchange vs SpamTitan for Office 365](https://cybersectools.com/compare/bitdefender-gravityzone-security-for-exchange-vs-spamtitan-for-office-365) - [Bitdefender GravityZone Security for Exchange vs ESET Cloud Office Security](https://cybersectools.com/compare/bitdefender-gravityzone-security-for-exchange-vs-eset-cloud-office-security) - [Comodo Secure Email Gateway vs ID Agent Graphus](https://cybersectools.com/compare/comodo-secure-email-gateway-vs-id-agent-graphus) - [Comodo Secure Email Gateway vs SpamTitan for Office 365](https://cybersectools.com/compare/comodo-secure-email-gateway-vs-spamtitan-for-office-365) - [Comodo Secure Email Gateway vs ESET Cloud Office Security](https://cybersectools.com/compare/comodo-secure-email-gateway-vs-eset-cloud-office-security) ## Alternatives to each - [See all Bitdefender GravityZone Security for Exchange alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-security-for-exchange) - [See all Comodo Secure Email Gateway alternatives](https://cybersectools.com/alternatives/comodo-secure-email-gateway) --- Source: https://cybersectools.com/compare/bitdefender-gravityzone-security-for-exchange-vs-comodo-secure-email-gateway For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/bitdefender-gravityzone-security-for-exchange.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Bitdefender GravityZone Security for Exchange and Comodo Secure Email Gateway: 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