# Bitdefender GravityZone Extended Email Security vs Strongest Layer: 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). [Strongest Layer](https://cybersectools.com/tools/strongest-layer) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [StrongestLayer](https://cybersectools.com/companies/strongestlayer). 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 | Strongest Layer | |---|---|---| | 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 | StrongestLayer | | Headquarters | – | – | ### Use cases and capabilities | | Bitdefender GravityZone Extended Email Security | Strongest Layer | |---|---|---| | Microsoft 365 | Yes | – | | Ransomware Prevention | Yes | – | | Multi Tenancy | Yes | – | | Social Engineering | – | Yes | ### Core features **Bitdefender GravityZone Extended Email Security** 10 features listed. Sign in on the page to see them. **Strongest Layer** 9 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. **Strongest Layer** 3 integrations listed. Sign in on the page to see them. ## Bitdefender GravityZone Extended Email Security vs Strongest Layer FAQ Common questions when comparing Bitdefender GravityZone Extended Email Security vs Strongest Layer for email security platforms. ### What is the difference between Bitdefender GravityZone Extended Email Security and Strongest Layer? **Bitdefender GravityZone Extended Email Security**: Cloud-native email security platform with SEG and API-based protection. Built by Bitdefender. **Strongest Layer**: AI-native email security platform detecting phishing and BEC attacks. Built by StrongestLayer. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Bitdefender GravityZone Extended Email Security and Strongest Layer? **Bitdefender GravityZone Extended Email Security** is made by Bitdefender. **Strongest Layer** is made by StrongestLayer. 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 Strongest Layer? Often, yes. Bitdefender GravityZone Extended Email Security and Strongest Layer 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) - [Strongest Layer vs Mesh 365](https://cybersectools.com/compare/mesh-365-vs-strongest-layer) - [Strongest Layer vs Cellopoint Cloud Email Security Solution](https://cybersectools.com/compare/cellopoint-cloud-email-security-solution-vs-strongest-layer) - [Strongest Layer vs INKY Behavioral Email Security Platform](https://cybersectools.com/compare/inky-behavioral-email-security-platform-vs-strongest-layer) ## Alternatives to each - [See all Bitdefender GravityZone Extended Email Security alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-extended-email-security) - [See all Strongest Layer alternatives](https://cybersectools.com/alternatives/strongest-layer) --- Source: https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-strongest-layer 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 Strongest Layer: 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